Acquisition method (AMC)
1
FSC 5310 × NUT,SELF-LOCKING,HEXAGON
NUT,SELF-LOCKING,HEXAGON
5310-01-232-4262 FSC 5310
NSN 5310-01-232-4262 (also written 5310012324262; NIIN 01-232-4262) is a nut, self-locking, hexagon in Federal Supply Class 5310, Nuts and Washers. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Oct 2026.
Open for bid
No open solicitations on record for this NSN right now.
Can you win it?
This item is coded as suitable for competitive acquisition (AMC 1).
Suffix (AMSC)
G
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC G: the government has a complete data package and the rights to use it. 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.
Dimensioned drawing
Generated from the federal catalog's dimensional data for this NSN — reference only, not a manufacturing drawing.
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 | SELF-LOCKING |
| COUNTERBORE DIAMETER AAWY | BASE INCHES MINIMUM 2.065 |
| NUT STYLE ACTA | — |
| NUT LENGTH ACVN | INCHES MINIMUM 2.343 AND INCHES MAXIMUM 2.469 |
| INSIDE WIDTH ACROSS FLATS AFMV | INCHES MINIMUM 3.497 |
| WIDTH ACROSS FLATS ASDB | INCHES MINIMUM 3.086 AND INCHES MAXIMUM 3.137 |
| TEMP RATING AZKQ | FAHRENHEIT NOMINAL 450.0 |
| THREAD SERIES BZRR | UNJC |
| THREAD QUANTITY PER INCH CMLP | 4.50 |
| NOMINAL THREAD SIZE CQJX | INCHES 2.00 |
| COUNTERSINK ANGLE CRSQ | BASE DEGREES NOMINAL 88.0 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | LOCK NUT |
| SPECIAL FEATURES FEAT | LOCKNUT MATERIAL: CORROSION RESISTANT STEEL, ALLOYS UNS S30300, S30323, S30400 OR S30400, OR S30430, MATERIAL CONDITION: COLD WORKED I/A/W ASTM A493, ASTM A581, ASTM A582, OR QQ-S-763; CRES, ALLOY UNS S31600, MATERIAL CONDITION COLD WORKED I/A/W ASTM A 479, ASTM A493, OR AMS 5648;NON METALLIC LOCKING COLLAR (INSERT) SHALL BE I/A/W ASTM D4066, GROUP 1, CLASS 1 OR 2 FOR 250 DEGREES FAHRENHEIT OR MIL-R-46198, TYPE 1 FOR 450 DEGREES FAHRENHEIT AS SPECIFIED IN PART NUMBER ASTM A493 |
| MATERIAL MATT | NUT STEEL CORROSION RESISTING |
| SURFACE TREATMENT SFTT | OVERALL PASSIVATE |
| SPECIAL TEST FEATURES SPCL | AXIAL STRENGTH: 312500LBS; MINIMUM WRENCH TORQUE: 2000LBS; WEIGHT REFERENCE: 310LBS; MAXIMUM LOCKING TORQUE: 2200LBS; MINIMUM BREAKAWAY TORQUE: 360LBS |
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 |
|---|---|---|
| 1525E13-39 | 94259 | FLUOR MARINE PROPULSION, LLC |
| MS17830-32C | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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
$350.19
Purchases
1
Total spend
$15,408
Oct 23, 2026
Last purchased
2 · 2.0/yr
Purchase records
$30,817
Total demand
$350.19
Latest unit price
Purchase history
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 |
|---|---|---|---|---|
| Oct 23, 2026 | SPE7M227V0348 ↗ | — | — | $15,408 |
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.
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 13W08
last award Oct 2026
FLUOR MARINE PROPULSION, LLC
no award yet
no awards on record
Listed source MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
no award yet
no awards on record
Listed source CAGE 13W08 won the only award on record. CAGE 13W08 won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7M2-26-T-6637 | Sep 2, 2026 | Sep 14, 2026 | 44 | 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: 2026-10-24.
- Full methodology →
Cite this page
Citation
NSN Explorer. "NUT,SELF-LOCKING,HEXAGON." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-01-232-4262/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5310-01-232-4262/