Acquisition method (AMC)
1
FSC 5310 × NUT,SELF-LOCKING,ROUND
NUT,SELF-LOCKING,ROUND
5310-01-310-9289 FSC 5310
NSN 5310-01-310-9289 (also written 5310013109289; NIIN 01-310-9289) is a nut, self-locking, round in Federal Supply Class 5310, Nuts and Washers. 3 manufacturer part numbers from 3 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-0851 | 7 | Closes in 1d | Bid → |
Can you win it?
This item is coded as suitable for competitive acquisition (AMC 1).
Suffix (AMSC)
C
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC C: needs engineering source approval; other sources must qualify first. 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 CLASS AAJD | 3B |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| LOCKING FEATURE AAUM | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| SMALL END DIAMETER ABPH | INCHES MINIMUM 2.316 AND INCHES MAXIMUM 2.356 |
| DRIVE POINT DEPTH ABQU | INCHES NOMINAL 0.0125 |
| NUT STYLE ACTA | — |
| NUT DIAMETER ACTD | INCHES MINIMUM 2.481 AND INCHES MAXIMUM 2.513 |
| NUT THICKNESS ADBG | INCHES MINIMUM 0.543 AND INCHES MAXIMUM 0.573 |
| DRIVE POINT WIDTH ADBH | INCHES MINIMUM 0.234 AND INCHES MAXIMUM 0.266 |
| UNDERCUT THICKNESS ADBJ | INCHES NOMINAL 0.075 |
| DRIVE POINT QUANTITY ADBM | 4 |
| TEMP RATING AZKQ | FAHRENHEIT MINIMUM -75.0 AND FAHRENHEIT MAXIMUM 250.0 |
| THREAD SERIES BZRR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| THREAD QUANTITY PER INCH CMLP | 12 |
| HARDNESS RATING CQFM | ROCKWELL C MINIMUM 36.0 AND ROCKWELL C MAXIMUM 38.0 |
| NOMINAL THREAD SIZE CQJX | INCHES 2.000 |
| COUNTERSINK ANGLE CRSQ | NUT DEGREES MINIMUM 90.0 AND DEGREES MAXIMUM 110.0 |
| MATERIAL MATT | NUT STEEL COMP 4130 |
| MATERIAL MATT | LOCKING INSERT PLASTIC POLYAMIDE NYLON |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | NUT ASSN STD SINGLE MATERIAL RESPONSE A-S 6370 OR ASSN STD SINGLE MATERIAL RESPONSE A-S 6371 |
| SURFACE TREATMENT SFTT | NUT CADMIUM AND CHROMATE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | NUT FED SPEC SINGLE TREATMENT RESPONSE QQ--416,TY 2,CL 3 QQ--416 |
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 |
|---|---|---|
| 82631-3212 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| BACN10RF32 | 81205 | THE BOEING COMPANY DIV DEFENSE |
| SL2822-32 | 97393 | SPS TECHNOLOGIES LLC DBA SHUR-LOK COMPANY DIV AEROSPACE ENGINEERED PRODUCTS 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
—
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 — 1 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-27-T-0851 | Oct 8, 2026 | Oct 20, 2026 | 7 | Open | 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,ROUND." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-01-310-9289/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/5310-01-310-9289/