Acquisition method (AMC)
1
FSC 5310 × NUT,SELF-LOCKING,EXTENDED WASHER
NUT,SELF-LOCKING,EXTENDED WASHER
5310-00-452-6750 FSC 5310
NSN 5310-00-452-6750 (also written 5310004526750; NIIN 00-452-6750) is a nut, self-locking, extended washer in Federal Supply Class 5310, Nuts and Washers. 5 manufacturer part numbers from 5 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)
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.
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 |
| TEMP RATING AZKQ | FAHRENHEIT MAXIMUM 1200.0 |
| THREAD QUANTITY PER INCH CMLP | 20 |
| WIDTH ACROSS FLATS ASDB | INCHES MINIMUM 0.556 AND INCHES MAXIMUM 0.565 |
| MATERIAL MATT | OVERALL IRON ALLOY 660 |
| SURFACE TREATMENT SFTT | OVERALL SILVER |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OVERALL ASSN STD SINGLE TREATMENT RESPONSE A-S 2410 |
| OVERALL HEIGHT ABKW | INCHES MAXIMUM 0.469 |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| LOCKING FEATURE AAUM | PREVAILING TORQUE ALL METAL DESIGN |
| WASHER OUTSIDE DIAMETER AAVX | INCHES MAXIMUM 0.692 |
| PRECIOUS MATERIAL AND LOCATION PMLC | SILVER OVERALL |
| PRECIOUS MATERIAL PRMT | SILVER |
| THREAD SERIES BZRR | UNF |
| NOMINAL THREAD SIZE CQJX | INCHES 0.438 |
| NUT STYLE ACTA | — |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S 5737 |
| WASHER THICKNESS ADEM | INCHES MINIMUM 0.082 AND INCHES MAXIMUM 0.092 |
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 |
|---|---|---|
| 65015-720 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| AS20628 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL |
| AS20628 | 27238 | BRISTOL INDUSTRIES, LLC |
| AS20628 | U1653 | SOCIETY OF BRITISH AEROSPACE COMPANIES LTD (SBAC) |
| LH3417-070 | 72962 | HARVARD INDUSTRIES 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 24, 2026
Last purchased
1 · 1.0/yr
Purchase records
$400.00
Total demand
$400.00
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 24, 2026 | SPE4A626V195P ↗ | ADEPT FASTENERS INC | — | $400.00 |
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
ADEPT FASTENERS INC
last award Sep 2026
BRISTOL INDUSTRIES, LLC
no award yet
no awards on record
Listed source HARVARD INDUSTRIES INC
no award yet
no awards on record
Listed source SAE INTERNATIONAL DBA SAE INTERNATIONAL
no award yet
no awards on record
Listed source SOCIETY OF BRITISH AEROSPACE COMPANIES LTD (SBAC)
no award yet
no awards on record
Listed source SPS TECHNOLOGIES, LLC DBA PB FASTENERS
no award yet
no awards on record
Listed source ADEPT FASTENERS INC won the only award on record. ADEPT FASTENERS INC 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: 2026-09-27.
- Full methodology →
Cite this page
Citation
NSN Explorer. "NUT,SELF-LOCKING,EXTENDED WASHER." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-00-452-6750/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/5310-00-452-6750/