Acquisition method (AMC)
1
FSC 5310 × NUT,PLAIN,ASSEMBLED WASHER
NUT,PLAIN,ASSEMBLED WASHER
5310-01-111-4264 FSC 5310
NSN 5310-01-111-4264 (also written 5310011114264; NIIN 01-111-4264) is a nut, plain, assembled washer in Federal Supply Class 5310, Nuts and Washers. 6 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)
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 |
| WASHER OUTSIDE DIAMETER AAVX | INCHES MAXIMUM 0.560 |
| COUNTERBORE DIAMETER AAWY | NUT INCHES MINIMUM 0.347 AND INCHES MAXIMUM 0.352 |
| OVERALL HEIGHT ABKW | INCHES NOMINAL 0.340 |
| NUT STYLE ACTA | — |
| NUT HEIGHT ADEA | INCHES NOMINAL 0.340 |
| NUT COUNTERBORE DEPTH ADFK | NUT INCHES MINIMUM 0.367 AND INCHES MAXIMUM 0.376 |
| WIDTH ACROSS FLATS ASDB | INCHES NOMINAL 0.419 |
| THREAD SERIES BZRR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| THREAD QUANTITY PER INCH CMLP | 24 |
| HARDNESS RATING CQFM | ROCKWELL C MINIMUM 39.0 AND ROCKWELL C MAXIMUM 43.0 |
| NOMINAL THREAD SIZE CQJX | INCHES 0.312 |
| MATERIAL MATT | WASHER STEEL |
| MATERIAL MATT | NUT STEEL COMP 8740 OR STEEL COMP E4340 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | NUT MIL SPEC 1ST MATERIAL RESPONSE -IL-S-6049 OR MIL SPEC 2ND MATERIAL RESPONSE -IL-S-5000 |
| SURFACE TREATMENT SFTT | OVERALL CADMIUM AND CHROMATE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OVERALL 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 |
|---|---|---|
| 5310PL0821522 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX |
| BH00516A5 | 27238 | BRISTOL INDUSTRIES, LLC |
| GHN10009-7 | 98897 | LOCKHEED MARTIN CORP DIV LOCKHEED MARTIN AERONAUTICS COMPANY |
| KFN542-5 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC |
| KFN542-5 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| KFN542-5 | 75237 | HOWMET GLOBAL FASTENING SYSTEMS INC. DIV MICRODOT PRODUCTS |
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 21, 2026
Last purchased
1 · 1.0/yr
Purchase records
$9,126
Total demand
$9,126
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 21, 2026 | SPE4AX25D5000/SPE4A226F7497 ↗ | LOCKHEED MARTIN CORPORATION DIV ROTARY AND MISSION SYSTEMS | — | $9,126 |
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
LOCKHEED MARTIN CORPORATION DIV ROTARY AND MISSION SYSTEMS
last award Sep 2026
BRISTOL INDUSTRIES, LLC
no award yet
no awards on record
Listed source HOWMET GLOBAL FASTENING SYSTEMS INC
no award yet
no awards on record
Listed source HOWMET GLOBAL FASTENING SYSTEMS INC. DIV MICRODOT PRODUCTS
no award yet
no awards on record
Listed source JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX
no award yet
no awards on record
Listed source LOCKHEED MARTIN CORP DIV LOCKHEED MARTIN AERONAUTICS COMPANY
no award yet
no awards on record
Listed source SPS TECHNOLOGIES, LLC DBA PB FASTENERS
no award yet
no awards on record
Listed source LOCKHEED MARTIN CORPORATION DIV ROTARY AND MISSION SYSTEMS won the only award on record. LOCKHEED MARTIN CORPORATION DIV ROTARY AND MISSION SYSTEMS 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: 2026-09-29.
- Full methodology →
Cite this page
Citation
NSN Explorer. "NUT,PLAIN,ASSEMBLED WASHER." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-01-111-4264/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/5310-01-111-4264/