Acquisition method (AMC)
3
FSC 5310 × NUT,SELF-LOCKING,EXTENDED WASHER
NUT,SELF-LOCKING,EXTENDED WASHER
5310-00-940-9529 FSC 5310
NSN 5310-00-940-9529 (also written 5310009409529; NIIN 00-940-9529) is a nut, self-locking, extended washer in Federal Supply Class 5310, Nuts and Washers. 4 manufacturer part numbers from 4 suppliers are on record. No purchases are on record yet.
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)
B
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, second or later time. AMSC B: must be bought from the sources named on a source control or selected item drawing. 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 |
| THREAD CLASS AAJD | 3B |
| LOCKING FEATURE AAUM | PREVAILING TORQUE ALL METAL DESIGN |
| WASHER OUTSIDE DIAMETER AAVX | INCHES NOMINAL 0.427 |
| OVERALL HEIGHT ABKW | INCHES NOMINAL 0.250 |
| NUT STYLE ACTA | — |
| WASHER THICKNESS ADEM | INCHES NOMINAL 0.125 |
| WIDTH ACROSS FLATS ASDB | INCHES NOMINAL 0.312 |
| THREAD SERIES BZRR | UNF |
| THREAD QUANTITY PER INCH CMLP | 28 |
| NOMINAL THREAD SIZE CQJX | INCHES 0.250 |
| MATERIAL MATT | OVERALL STEEL |
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 |
|---|---|---|
| 23005070 | 63005 | ROLLS-ROYCE CORPORATION |
| 23005070 | 73342 | ALLISON TRANSMISSION INC DBA ALLISON TRANSMISSION, INC |
| 52LH4367-048 | 72962 | HARVARD INDUSTRIES INC |
| 68563N8 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
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
—
Purchases
0
Total spend
—
—
Last purchased
—
Purchase records
—
Total demand
—
Latest award total
Purchase history
No priced purchases on record for this NSN yet.
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.
No related contract actions on record.
Demand history
Every solicitation we've indexed for this NSN, open and closed — 3 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.
Dot size shows quantity. A faint bar joins a solicitation to the award made against it.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-27-T-1933 | Oct 13, 2026 | Oct 23, 2026 | 520 | Expired | View at DIBBS → |
| SPE4A6-26-T-27LP | Sep 10, 2026 | Sep 22, 2026 | 765 | Expired | View at DIBBS → |
| SPE4A6-26-T-25XF | Sep 2, 2026 | Sep 9, 2026 | 40 | 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.
- Full methodology →
Cite this page
Citation
NSN Explorer. "NUT,SELF-LOCKING,EXTENDED WASHER." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-00-940-9529/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5310-00-940-9529/