Acquisition method (AMC)
1
FSC 5310 × NUT,SELF-LOCKING,EXTENDED WASHER
NUT,SELF-LOCKING,EXTENDED WASHER
5310-01-346-9445 FSC 5310
NSN 5310-01-346-9445 (also written 5310013469445; NIIN 01-346-9445) is a nut, self-locking, extended washer in Federal Supply Class 5310, Nuts and Washers. 7 manufacturer part numbers from 6 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 as suitable for competitive acquisition (AMC 1).
Suffix (AMSC)
L
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, 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 CLASS AAJD | 2B |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| LOCKING FEATURE AAUM | PREVAILING TORQUE ALL METAL DESIGN |
| WASHER OUTSIDE DIAMETER AAVX | INCHES MAXIMUM 0.560 |
| OVERALL HEIGHT ABKW | INCHES MAXIMUM 0.300 |
| NUT STYLE ACTA | — |
| WASHER THICKNESS ADEM | INCHES NOMINAL 0.288 |
| END ITEM IDENTIFICATION AGAV | 2320-01-318-9902 HET (HEAVY EQUIPMENT TRANSPORTER); NSN 2320-01-304-2277 PLS (PALLETIZED LOADING SYSTEM); HEMTT FAMILY (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS); 3990-01-444-5196 CEMENT MIXER; MRAP - COUGAR ISS 1.0; MRAP - COUGAR ISS 1.5; MRAP - M-ATV UI;MRAP - M-ATV |
| WIDTH ACROSS FLATS ASDB | INCHES MINIMUM 0.428 AND INCHES MAXIMUM 0.438 |
| THREAD SERIES BZRR | UNIFIED NATIONAL COARSE (UNC) |
| THREAD QUANTITY PER INCH CMLP | 20 |
| NOMINAL THREAD SIZE CQJX | INCHES 0.250 |
| CRITICALITY CODE JUSTIFICATION CRTL | FEAT |
| PART NAME ASSIGNED BY CONTROLLING AGENCY CXCY | NUT, FLG, LKDT .25-20 G5 ZY |
| SPECIAL FEATURES FEAT | TM 9-2320-360-24P FIG 90; NHA NSN 2510-01-354-5446 CAB ASSEMBLY; WEAPON SYSTEM ESSENTIAL; CONE SEAT FEATURE |
| MATERIAL MATT | OVERALL STEEL |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL ASSN STD SINGLE MATERIAL RESPONSE SAE J429, GRADE 5 SAE J429 |
| PROPRIETARY CHARACTERISTICS PRPY | NPAC |
| SURFACE TREATMENT SFTT | OVERALL ZINC |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OVERALL MFR REF SINGLE TREATMENT RESPONSE F-100, L20, TYE I, GRADE 2, CLASS B |
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 |
|---|---|---|
| 0192408 | 0Y3H3 | FASTENAL COMPANY DBA FASTENAL CO |
| 12759-00182 | 0Y3H3 | FASTENAL COMPANY DBA FASTENAL CO |
| 1600460 | 45152 | OSHKOSH CORP |
| 1600460 | 75Q65 | OSHKOSH DEFENSE LLC |
| 1600460 | Z1DF2 | JLG INDUSTRIES (AUSTRALIA) JLG AUSTRALIA PTY LIMITED |
| 1600460 | Z3C29 | JLG INDUSTRIES (AUSTRALIA) JLG INDUSTRIES INC |
| 3901448 | 15434 | CUMMINS INC. |
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
—
Sep 29, 2026
Last purchased
1 · 1.0/yr
Purchase records
$602.70
Total demand
$602.70
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.
| Action date | Award # | Recipient | Agency | Obligation |
|---|---|---|---|---|
| Sep 29, 2026 | SPE4A626PAY32 ↗ | — | — | $602.70 |
Demand history
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 9ATN8
last award Sep 2026
CUMMINS INC.
no award yet
no awards on record
Listed source FASTENAL COMPANY DBA FASTENAL CO
no award yet
no awards on record
Listed source JLG INDUSTRIES (AUSTRALIA) JLG AUSTRALIA PTY LIMITED
no award yet
no awards on record
Listed source JLG INDUSTRIES (AUSTRALIA) JLG INDUSTRIES INC
no award yet
no awards on record
Listed source OSHKOSH CORP
no award yet
no awards on record
Listed source OSHKOSH DEFENSE LLC
no award yet
no awards on record
Listed source CAGE 9ATN8 won the only award on record. CAGE 9ATN8 won without being a listed source.
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: 2026-09-30.
- Full methodology →
Cite this page
Citation
NSN Explorer. "NUT,SELF-LOCKING,EXTENDED WASHER." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-01-346-9445/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5310-01-346-9445/