FSC 4240 × FACESHIELD,INDUSTRIAL
FACESHIELD,INDUSTRIAL
4240-01-558-3253 FSC 4240
NSN 4240-01-558-3253 (also written 4240015583253; NIIN 01-558-3253) is a faceshield, industrial in Federal Supply Class 4240, Safety and Rescue Equipment. 2 manufacturer part numbers from 1 supplier are on record. The government has 2 open solicitations for it.
Open for bid
2 open solicitations on record right now — quantity, close date, and where to submit.
| Solicitation | Qty | Status | |
|---|---|---|---|
| SPE8E9-27-T-0428 | 1 | Closes in 9d | Bid → |
| SPE8E9-27-T-0464 | 8 | Closes in 9d | Bid → |
Can you win it?
This item is coded to be bought directly from the actual manufacturer (AMC 3).
AMC 3: buy directly from the actual manufacturer, second or later time. AMSC Z: a commercial, nondevelopmental or off-the-shelf item. The codes describe the item's status on record, not any one solicitation. What the codes mean
What it is — can you make it?
Dimensions, the FLIS specification requirements, and the manufacturer part numbers already qualified against this NSN.
Specifications
From the federal catalog (DLA FLIS / PUB LOG) — what your part has to meet. Cited specification documents can be looked up in ASSIST Quick Search ↗, DoD's public spec repository — copy the document number in.
| Requirement | Value |
|---|---|
| END ITEM IDENTIFICATION AGAV | PROTECTIVE CLOTHING FOR 4160 SWBD MAINTENANCE |
| VISOR COLOR BSJH | GREEN, LIGHT |
| VISOR SUPPORT METHOD BSQL | HEADGEAR |
| VISOR LENGTH BSQN | INCHES NOMINAL 14.000 |
| VISOR WIDTH BSQP | INCHES NOMINAL 8.000 |
| VISOR THICKNESS BSQQ | INCHES NOMINAL 0.105 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | (INAVY)FACE SHIELD W/HARD CAP |
| STYLE DESIGNATOR STYL | — |
Manufacturer part numbers
Commercial part numbers cross-referenced to this NSN in the federal catalog — the parts that have been accepted as satisfying this stock number, and who makes them.
| Part number | CAGE | Manufacturer |
|---|---|---|
| 21AGR12AF-C+500 | 44NS5 | PARAMOUNT CORP. |
| 21ARC12 AF-C+500 | 44NS5 | PARAMOUNT CORP. |
What it pays — so you can quote
The government's own price and demand record for this NSN — what past awards cleared at, so you know where to land your quote.
Price history with quantity and a typical range
What has the government paid for this item, and was any award out of line? Every award as a dot, Sep 2026 to today.
- Award (bigger dot, bigger quantity)
- Far above the typical range
- Middle half of prices
Most awards fall between $241 and $543. 2 awards ran well above that range and are marked. A triangle at the top edge is an award above the scale, labelled with its price.
Price by order quantity
How does the price change with quantity, and what did past awards near an open solicitation's quantity pay?
- Award
- Far above the typical range
Awards near 1 units
| Awarded | Quantity | Unit price | Supplier |
|---|---|---|---|
| Oct 2026 | 1 | $324 | ATLANTIC DIVING SUPPLY, INC. DBA ADS |
| Oct 2026 | 1 | $5,430 | ATLANTIC DIVING SUPPLY, INC. DBA ADS |
| Sep 2026 | 1 | $6,164 | ATLANTIC DIVING SUPPLY, INC. DBA ADS |
| Sep 2026 | 1 | $543 | ATLANTIC DIVING SUPPLY, INC. DBA ADS |
| Sep 2026 | 1 | $182 | ATLANTIC DIVING SUPPLY, INC. DBA ADS |
| Sep 2026 | 1 | $724 | ATLANTIC DIVING SUPPLY, INC. DBA ADS |
| Sep 2026 | 1 | $543 | ATLANTIC DIVING SUPPLY, INC. DBA ADS |
7 past awards were between 1 and 1 units, at $182 to $6,164 each.
Award price calculator
What do the last few awards average, and over what range? Choose how many awards to include.
| Awarded | Quantity | Unit price | Supplier |
|---|---|---|---|
| Nov 2026 | 6 | $241 | ATLANTIC DIVING SUPPLY, INC. DBA ADS |
| Oct 2026 | 4 | $365 | ATLANTIC DIVING SUPPLY, INC. DBA ADS |
| Oct 2026 | 4 | $162 | ATLANTIC DIVING SUPPLY, INC. DBA ADS |
| Oct 2026 | 12 | $284 | ATLANTIC DIVING SUPPLY, INC. DBA ADS |
| Oct 2026 | 1 | $324 | ATLANTIC DIVING SUPPLY, INC. DBA ADS |
| Oct 2026 | 1 | $5,430 | ATLANTIC DIVING SUPPLY, INC. DBA ADS |
| Sep 2026 | 3 | $541 | ATLANTIC DIVING SUPPLY, INC. DBA ADS |
| Sep 2026 | 2 | $181 | ATLANTIC DIVING SUPPLY, INC. DBA ADS |
| Sep 2026 | 1 | $6,164 | ATLANTIC DIVING SUPPLY, INC. DBA ADS |
| Sep 2026 | 1 | $543 | ATLANTIC DIVING SUPPLY, INC. DBA ADS |
| Sep 2026 | 1 | $182 | ATLANTIC DIVING SUPPLY, INC. DBA ADS |
| Sep 2026 | 1 | $724 | ATLANTIC DIVING SUPPLY, INC. DBA ADS |
Shaded rows are included. This reports past awards and does not suggest a price.
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Nov 2, 2026 | 6 | $241.3333 | $1,448 | ATLANTIC DIVING SUPPLY, INC. DBA ADS (1CAY9) | Unknown | Source ↗ |
| Oct 30, 2026 | 4 | $364.9725 | $1,460 | ATLANTIC DIVING SUPPLY, INC. DBA ADS (1CAY9) | Unknown | Source ↗ |
| Oct 28, 2026 | 4 | $162.21 | $648.84 | ATLANTIC DIVING SUPPLY, INC. DBA ADS (1CAY9) | Unknown | Source ↗ |
| Oct 23, 2026 | 12 | $283.8675 | $3,406 | ATLANTIC DIVING SUPPLY, INC. DBA ADS (1CAY9) | Unknown | Source ↗ |
| Oct 20, 2026 | 1 | $324.42 | $324.42 | ATLANTIC DIVING SUPPLY, INC. DBA ADS (1CAY9) | Unknown | Source ↗ |
| Oct 1, 2026 | 1 | $5,430.00 10.0× median | $5,430 | ATLANTIC DIVING SUPPLY, INC. DBA ADS (1CAY9) | Unknown | Source ↗ |
| Sep 29, 2026 | 3 | $540.70 | $1,622 | ATLANTIC DIVING SUPPLY, INC. DBA ADS (1CAY9) | Unknown | Source ↗ |
| Sep 24, 2026 | 2 | $181.00 | $362.00 | ATLANTIC DIVING SUPPLY, INC. DBA ADS (1CAY9) | Unknown | Source ↗ |
| Sep 16, 2026 | 1 | $6,163.98 11.4× median | $6,164 | ATLANTIC DIVING SUPPLY, INC. DBA ADS (1CAY9) | Unknown | Source ↗ |
| Sep 15, 2026 | 1 | $543.00 | $543.00 | ATLANTIC DIVING SUPPLY, INC. DBA ADS (1CAY9) | Unknown | Source ↗ |
| Sep 14, 2026 | 1 | $181.89 | $181.89 | ATLANTIC DIVING SUPPLY, INC. DBA ADS (1CAY9) | Unknown | Source ↗ |
| Sep 11, 2026 | 1 | $543.00 | $543.00 | ATLANTIC DIVING SUPPLY, INC. DBA ADS (1CAY9) | Unknown | Source ↗ |
| Sep 11, 2026 | 1 | $724.00 | $724.00 | ATLANTIC DIVING SUPPLY, INC. DBA ADS (1CAY9) | Unknown | Source ↗ |
Related contract actions
Contract action totals, not unit prices — obligation amounts from USAspending for related awards, shown for context only. These do not appear on the price chart above.
| Action date | Award # | Recipient | Agency | Obligation |
|---|---|---|---|---|
| Aug 5, 2026 | SPE8EJ21D0036/SPE8EJ26F079D ↗ | NOBLE SUPPLY & LOGISTICS, LLC | — | $1,759 |
| Aug 5, 2026 | SPE8EJ21D0036/SPE8EJ26F078R ↗ | NOBLE SUPPLY & LOGISTICS, LLC | — | $293.22 |
| Aug 6, 2026 | SPE8EJ21D0036/SPE8EJ26F080Y ↗ | NOBLE SUPPLY & LOGISTICS, LLC | — | $586.44 |
| Aug 6, 2026 | SPE8EJ21D0036/SPE8EJ26F080X ↗ | NOBLE SUPPLY & LOGISTICS, LLC | — | $293.22 |
| Aug 11, 2026 | SPE8EJ21D0036/SPE8EJ26F098D ↗ | NOBLE SUPPLY & LOGISTICS, LLC | — | $1,466 |
| Aug 11, 2026 | SPE8EJ21D0036/SPE8EJ26F096G ↗ | NOBLE SUPPLY & LOGISTICS, LLC | — | $146.61 |
| Aug 11, 2026 | SPE8EJ21D0036/SPE8EJ26F094P ↗ | NOBLE SUPPLY & LOGISTICS, LLC | — | $293.22 |
| Aug 12, 2026 | SPE8EJ21D0036/SPE8EJ26F101C ↗ | NOBLE SUPPLY & LOGISTICS, LLC | — | $293.22 |
| Aug 12, 2026 | SPE8EJ21D0036/SPE8EJ26F100R ↗ | NOBLE SUPPLY & LOGISTICS, LLC | — | $146.61 |
| Aug 14, 2026 | SPE8EJ21D0036/SPE8EJ26F104M ↗ | NOBLE SUPPLY & LOGISTICS, LLC | — | $1,466 |
| Aug 17, 2026 | SPE8EJ21D0036/SPE8EJ26F108D ↗ | NOBLE SUPPLY & LOGISTICS, LLC | — | $146.61 |
| Aug 17, 2026 | SPE8EJ21D0036/SPE8EJ26F107Y ↗ | NOBLE SUPPLY & LOGISTICS, LLC | — | $146.61 |
| Sep 11, 2026 | SPE8E926V2315 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $724.00 |
| Sep 11, 2026 | SPE8E926V2315 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $724.00 |
| Sep 11, 2026 | SPE8E926V2315 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $724.00 |
| Sep 11, 2026 | SPE8E926V2315 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $724.00 |
| Sep 11, 2026 | SPE8E926V2306 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $543.00 |
| Sep 11, 2026 | SPE8E926V2306 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $543.00 |
| Sep 14, 2026 | SPE8E926V2326 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $181.89 |
| Sep 15, 2026 | SPE8E926V2337 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $543.00 |
| Sep 15, 2026 | SPE8E926V2337 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $543.00 |
| Sep 16, 2026 | SPE8E926V2345 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $6,164 |
| Sep 16, 2026 | SPE8E926V2345 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $6,164 |
| Sep 16, 2026 | SPE8E926V2345 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $6,164 |
| Sep 17, 2026 | SPE8E926V2368 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $3,082 |
| Sep 17, 2026 | SPE8E926V2368 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $3,082 |
| Sep 17, 2026 | SPE8E926V2368 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $3,082 |
| Sep 17, 2026 | SPE8E926V2368 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $3,082 |
| Sep 17, 2026 | SPE8E926V2368 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $3,082 |
| Sep 17, 2026 | SPE8E926V2368 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $3,082 |
| Sep 17, 2026 | SPE8E926V2368 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $3,082 |
| Sep 17, 2026 | SPE8E926V2368 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $3,082 |
| Sep 17, 2026 | SPE8E926V2368 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $3,082 |
| Sep 17, 2026 | SPE8E926V2368 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $3,082 |
| Sep 17, 2026 | SPE8E926V2368 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $3,082 |
| Sep 17, 2026 | SPE8E926V2368 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $3,082 |
| Sep 22, 2026 | SPE4AN26P0103 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $1,396 |
| Sep 22, 2026 | SPE4AN26P0103 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $1,396 |
| Sep 22, 2026 | SPE4AN26P0103 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $1,396 |
| Sep 22, 2026 | SPE4AN26P0103 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $1,396 |
| Sep 22, 2026 | SPE4AN26P0103 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $1,396 |
| Sep 22, 2026 | SPE4AN26P0103 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $1,396 |
| Sep 24, 2026 | SPE8E926P1538 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $362.00 |
| Sep 29, 2026 | SPE8E926V2486 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $1,622 |
| Sep 29, 2026 | SPE8E926V2486 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $1,622 |
| Sep 29, 2026 | SPE8E926V2486 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $1,622 |
| Sep 29, 2026 | SPE4AN26P0108 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $12,977 |
| Sep 29, 2026 | SPE4AN26P0108 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $12,977 |
| Sep 29, 2026 | SPE4AN26P0108 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $12,977 |
| Sep 29, 2026 | SPE4AN26P0108 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $12,977 |
| Sep 29, 2026 | SPE4AN26P0108 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $12,977 |
| Sep 29, 2026 | SPE4AN26P0108 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $12,977 |
| Sep 29, 2026 | SPE4AN26P0108 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $12,977 |
| Sep 29, 2026 | SPE4AN26P0108 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $12,977 |
| Sep 29, 2026 | SPE4AN26P0108 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $12,977 |
| Sep 29, 2026 | SPE4AN26P0108 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $12,977 |
| Oct 1, 2026 | SPE8E927V0001 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $5,430 |
| Oct 1, 2026 | SPE8E927V0001 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $5,430 |
| Oct 1, 2026 | SPE8E927V0001 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $5,430 |
| Oct 1, 2026 | SPE8E927V0001 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $5,430 |
| Oct 1, 2026 | SPE8E927V0001 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $5,430 |
| Oct 1, 2026 | SPE8E927V0001 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $5,430 |
| Oct 1, 2026 | SPE8E927V0001 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $5,430 |
| Oct 1, 2026 | SPE8E927V0001 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $5,430 |
| Oct 1, 2026 | SPE8E927V0001 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $5,430 |
| Oct 1, 2026 | SPE8E927V0001 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $5,430 |
| Oct 1, 2026 | SPE8E927V0001 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $5,430 |
| Oct 8, 2026 | SPE8E927V0072 ↗ | JGILS, LLC DBA JGILS LLC | — | $784.96 |
| Oct 20, 2026 | SPE8E927V0108 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $324.42 |
| Oct 20, 2026 | SPE8E927V0108 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $324.42 |
| Oct 23, 2026 | SPE4AN27P0008 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $3,406 |
| Oct 23, 2026 | SPE4AN27P0008 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $3,406 |
| Oct 23, 2026 | SPE4AN27P0008 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $3,406 |
| Oct 23, 2026 | SPE4AN27P0008 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $3,406 |
| Oct 23, 2026 | SPE4AN27P0008 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $3,406 |
| Oct 28, 2026 | SPE8E927V0161 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $648.84 |
| Oct 30, 2026 | SPE8E927V0170 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $1,460 |
| Oct 30, 2026 | SPE8E927V0170 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $1,460 |
| Nov 2, 2026 | SPE8E927V0188 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $1,448 |
| Nov 2, 2026 | SPE8E927V0188 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $1,448 |
| Nov 3, 2026 | SPE8E927V0202 ↗ | ATLANTIC DIVING SUPPLY, INC. DBA ADS | — | $181.00 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 18 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.
Time from solicitation to award
How long does a buy take from posting to award? One bar per past award that matches a solicitation.
- Open for quotes
- Closed, awaiting award
The typical buy took 10 days from posting to award.
Who wins this item
Does one supplier win this every time, and are the winners on the listed-source list? One dot per award.
- Award in the last 2 years
- Older award
ATLANTIC DIVING SUPPLY, INC. DBA ADS won 10 of the last 10 awards. ATLANTIC DIVING SUPPLY, INC. DBA ADS won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE8E9-27-T-0428 | Nov 4, 2026 | Nov 16, 2026 | 1 | Open | View at DIBBS → |
| SPE8E9-27-T-0464 | Nov 5, 2026 | Nov 16, 2026 | 8 | Open | View at DIBBS → |
| SPE8E9-27-T-0274 | Oct 27, 2026 | Nov 6, 2026 | 1 | Expired | View at DIBBS → |
| SPE8E9-27-T-0253 | Oct 21, 2026 | Nov 2, 2026 | 6 | Cancelled | View at DIBBS → |
| SPE8E9-27-T-0264 | Oct 23, 2026 | Nov 2, 2026 | 4 | Cancelled | View at DIBBS → |
| SPE8E9-27-T-0246 | Oct 20, 2026 | Oct 30, 2026 | 4 | Expired | View at DIBBS → |
| SPE8E9-27-T-0145 | Oct 14, 2026 | Oct 26, 2026 | 12 | Expired | View at DIBBS → |
| SPE8E9-27-T-0131 | Oct 8, 2026 | Oct 19, 2026 | 1 | Expired | View at DIBBS → |
| SPE8E9-26-T-3898 | Sep 25, 2026 | Oct 5, 2026 | 1 | Expired | View at DIBBS → |
| SPE8E9-26-T-3871 | Sep 22, 2026 | Oct 2, 2026 | 3 | Expired | View at DIBBS → |
| SPE8E9-26-T-3834 | Sep 17, 2026 | Sep 28, 2026 | 2 | Expired | View at DIBBS → |
| SPE8E9-26-T-3863 | Sep 18, 2026 | Sep 28, 2026 | 1 | Expired | View at DIBBS → |
| SPE8E9-26-T-3746 | Sep 9, 2026 | Sep 21, 2026 | 1 | Expired | View at DIBBS → |
| SPE8E9-26-T-3763 | Sep 10, 2026 | Sep 21, 2026 | 1 | Expired | View at DIBBS → |
| SPE8E9-26-Q-0753 | Sep 11, 2026 | Sep 18, 2026 | 2 | Expired | View at DIBBS → |
| SPE8E9-26-T-3701 | Sep 3, 2026 | Sep 14, 2026 | 1 | Expired | View at DIBBS → |
| SPE8E9-26-T-3734 | Sep 4, 2026 | Sep 14, 2026 | 1 | Expired | View at DIBBS → |
| SPE8E9-26-T-3613 | Sep 1, 2026 | Sep 11, 2026 | 1 | Expired | View at DIBBS → |
Open RFQs on DIBBS → DIBBS award history ↗
About this data
- Unit prices: DLA DIBBS award records — every row links to its government record.
- AMSC: latest observed value from DIBBS solicitation history as of Oct 10, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-11-06.
- Full methodology →
Cite this page
NSN Explorer. "FACESHIELD,INDUSTRIAL." nsnexplorer.com, https://nsnexplorer.com/nsn/4240-01-558-3253/. Data as of November 7, 2026.
https://nsnexplorer.com/nsn/4240-01-558-3253/