Acquisition method (AMC)
3
FSC 4820 × VALVE,SAFETY RELIEF
VALVE,SAFETY RELIEF
4820-01-572-9614 FSC 4820
NSN 4820-01-572-9614 (also written 4820015729614; NIIN 01-572-9614) is a valve, safety relief in Federal Supply Class 4820, Valves, Nonpowered. 4 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.
Open for bid
No open solicitations on record for this NSN right now.
Can you win it?
This item is coded to be bought directly from the actual manufacturer (AMC 3).
Suffix (AMSC)
D
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, second or later time. AMSC D: the data needed to compete the part is unavailable or cannot be obtained economically. 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 |
|---|---|
| MAXIMUM OPERATING TEMP AEHZ | SINGLE RESPONSE FAHRENHEIT 158.0 |
| MINIMUM OPERATING TEMP AEQJ | FAHRENHEIT -4.0 |
| END ITEM IDENTIFICATION AGAV | AER 14/02 LSD 46 |
| VALVE OPERATION METHOD AQLR | AUTOMATIC |
| CONNECTION TYPE AWLS | ALL ENDS UNTHREADED INTERNAL PIPE |
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | PRESSURE RELIEF VALVE, PILOT OPERATED |
| DISK LOADING METHOD ADSU | SPRING |
| VALVE DISCHARGE FLOW RATE ADSY | GALLONS PER MINUTE 39.7 |
| NOMINAL PIPE SIZE ACCOMMODATED AAAR | ALL ENDS INCHES 0.385 |
| MEDIA FOR WHICH DESIGNED MEDA | SINGLE RESPONSE OIL, HYDRAULIC |
| OPERATING PRESSURE CQQF | SINGLE RESPONSE POUNDS PER SQUARE INCH (PSI) MAXIMUM 5075.0 |
| SPECIAL FEATURES FEAT | SEAL MATERIAL: NITRILE; SUBPLATE MOUNTING ISO 6264, NG10 WITH .375 PORTS; INTERNAL PILOT OIL DRAIN LINE; SIMILAR TO 4820-01-139-9835 WHICH DIFFERS BY STANDARD FLOUROCARBON SEALS |
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 |
|---|---|---|
| R4V03-535-10A1 | 09990 | PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV HYDRAULIC VALVE DIVISION |
| R4V03-535-10A1 | 9F512 | PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV HYDRAULIC PUMP DIVISION |
| S3-ML 2400-A SH 8/R4V03-535-10A1 | 09990 | PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV HYDRAULIC VALVE DIVISION |
| S3-ML 2400-A SH 8/R4V03-535-10A1 | 9F512 | PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV HYDRAULIC PUMP DIVISION |
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.
Latest unit price
$1,136.00
Purchases
2
Total spend
$3,616
Sep 3, 2026
Last purchased
4 · 4.0/yr
Purchase records
$7,231
Total demand
$1,136.00
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Sep 3, 2026 | 2 | $1,136.00 | $2,272 | Unknown (9ZPD4) | Unknown | Source ↗ |
| Aug 20, 2026 | 1 | $1,343.55 | $1,344 | SCOTT INDUSTRIAL SYSTEMS, INC (22841) | 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 20, 2026 | SPE7MC26P3464 ↗ | SCOTT INDUSTRIAL SYSTEMS, INC | — | $1,344 |
| Sep 3, 2026 | SPE7MC26V3957 ↗ | — | — | $2,272 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 2 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 27 days from posting to award. Most of that came after quotes closed.
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
CAGE 9ZPD4
last award Sep 2026
SCOTT INDUSTRIAL SYSTEMS, INC
last award Aug 2026
PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV HYDRAULIC PUMP DIVISION
no award yet
no awards on record
Listed source PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV HYDRAULIC VALVE DIVISION
no award yet
no awards on record
Listed source CAGE 9ZPD4 won 1 of the last 2 awards. CAGE 9ZPD4 and 1 other won without being listed sources.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7MC-26-T-181Q | Aug 7, 2026 | Aug 17, 2026 | 2 | Expired | View at DIBBS → |
| SPE7MC-26-T-153Y | Jul 24, 2026 | Aug 6, 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: 2026-11-02.
- Full methodology →
Cite this page
Citation
NSN Explorer. "VALVE,SAFETY RELIEF." nsnexplorer.com, https://nsnexplorer.com/nsn/4820-01-572-9614/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4820-01-572-9614/