Acquisition method (AMC)
3
FSC 5310 × NUT,SELF-LOCKING,HEXAGON
NUT,SELF-LOCKING,HEXAGON
5310-01-528-1408 FSC 5310
NSN 5310-01-528-1408 (also written 5310015281408; NIIN 01-528-1408) is a nut, self-locking, hexagon in Federal Supply Class 5310, Nuts and Washers. 2 manufacturer part numbers from 2 suppliers are on record. The government has 1 open solicitation for it.
Open for bid
1 open solicitation on record right now — quantity, close date, and where to submit.
| Solicitation | Qty | Status | |
|---|---|---|---|
| SPE4A6-27-T-8543 | 214 | Closes in 5d | Bid → |
Can you win it?
This item is coded to be bought directly from the actual manufacturer (AMC 3).
Suffix (AMSC)
L
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, second or later time. AMSC L: annual buy value is below the screening threshold. 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 |
|---|---|
| THREAD DIRECTION AAJF | RIGHT-HAND |
| LOCKING FEATURE AAUM | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| END ITEM IDENTIFICATION AGAV | 6605-01-515-4610 |
| TEMP RATING AZKQ | FAHRENHEIT NOMINAL 250.0 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | HEX NYLON-INSERT LOCKNUTS |
| SPECIAL FEATURES FEAT | 18-8 STAINLESS STEEL HEX NYLON LOCKNUT 7/16"-20 SCREW SIZE, 5/8" WIDTH, 29/64" HEIGHT |
| MATERIAL MATT | OVERALL STEEL CORROSION RESISTING |
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 |
|---|---|---|
| 3392AS2732-7 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER |
| 91831A135 | 3A054 | MCMASTER-CARR SUPPLY CO |
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
$7.98
Purchases
1
Total spend
$478.80
Sep 2, 2026
Last purchased
2 · 2.0/yr
Purchase records
$957.60
Total demand
$7.98
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Sep 2, 2026 | 60 | $7.98 | $478.80 | CAVANAUGH GOVERNMENT GROUP, LLC (5UY76) | 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 |
|---|---|---|---|---|
| Sep 2, 2026 | SPE4A626V352Z ↗ | CAVANAUGH GOVERNMENT GROUP, LLC | — | $478.80 |
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.
Buying rhythm
How often does the government buy this item, and how long since the last time? Every solicitation and award on one line.
- Solicitation posted
- Award made
Dot size shows quantity. A faint bar joins a solicitation to the award made against it.
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
CAVANAUGH GOVERNMENT GROUP, LLC
last award Sep 2026
MCMASTER-CARR SUPPLY CO
no award yet
no awards on record
Listed source NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER
no award yet
no awards on record
Listed source CAVANAUGH GOVERNMENT GROUP, LLC won the only award on record. CAVANAUGH GOVERNMENT GROUP, LLC won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-27-T-8543 | Nov 5, 2026 | Nov 12, 2026 | 214 | Open | View at DIBBS → |
| SPE4A6-26-T-23PW | Aug 27, 2026 | Sep 3, 2026 | 60 | 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: 2026-10-25.
- Full methodology →
Cite this page
Citation
NSN Explorer. "NUT,SELF-LOCKING,HEXAGON." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-01-528-1408/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5310-01-528-1408/