Acquisition method (AMC)
3
FSC 5310 × NUT,SELF-LOCKING,EXTENDED WASHER
NUT,SELF-LOCKING,EXTENDED WASHER
5310-00-395-7749 FSC 5310
NSN 5310-00-395-7749 (also written 5310003957749; NIIN 00-395-7749) is a nut, self-locking, extended washer in Federal Supply Class 5310, Nuts and Washers. 9 manufacturer part numbers from 4 suppliers are on record. It was last purchased in Nov 2026.
Open for bid
No open solicitations on record for this NSN right now.
Can you win it?
This item is coded to be bought directly from the actual manufacturer (AMC 3).
Suffix (AMSC)
B
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, second or later time. AMSC B: must be bought from the sources named on a source control or selected item drawing. 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 |
| COUNTERSINK ANGLE CRSQ | NUT DEGREES MINIMUM 85.0 AND DEGREES MAXIMUM 95.0 |
| WASHER OUTSIDE DIAMETER AAVX | INCHES MAXIMUM 0.541 |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| WIDTH ACROSS FLATS ASDB | INCHES MINIMUM 0.430 AND INCHES MAXIMUM 0.439 |
| THREAD SERIES BZRR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| LOCKING FEATURE AAUM | PREVAILING TORQUE ALL METAL DESIGN |
| MATERIAL MATT | OVERALL IRON ALLOY 660 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S 5737 |
| OVERALL HEIGHT ABKW | INCHES MAXIMUM 0.473 |
| NUT STYLE ACTA | — |
| NOMINAL THREAD SIZE CQJX | INCHES 0.312 |
| THREAD QUANTITY PER INCH CMLP | 24 |
| WASHER THICKNESS ADEM | INCHES MINIMUM 0.065 |
| HARDNESS RATING CQFM | ROCKWELL C MAXIMUM 48.0 |
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 |
|---|---|---|
| 5310PL0723923 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX |
| 5310PL1997101 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX |
| 5310PL1997105 | 9009H | JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX |
| 74483-524 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| H49500-5 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS INC |
| LH11588-5 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| ST2156-11 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY |
| ST2169-02 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY |
| ST2173-11 | 15653 | HOWMET GLOBAL FASTENING SYSTEMS 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
$55.00
Purchases
1
Total spend
$13,585
Nov 4, 2026
Last purchased
2 · 2.0/yr
Purchase records
$27,170
Total demand
$55.00
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Nov 4, 2026 | 247 | $55.00 | $13,585 | ADEPT FASTENERS INC (1V0G6) | Unknown | Source ↗ |
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 |
|---|---|---|---|---|
| Nov 4, 2026 | SPE4A627P4552 ↗ | ADEPT FASTENERS INC | — | $13,585 |
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
ADEPT FASTENERS INC
last award Nov 2026
HOWMET GLOBAL FASTENING SYSTEMS INC
no award yet
no awards on record
Listed source JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX
no award yet
no awards on record
Listed source RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY
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.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-27-T-5214 | Oct 20, 2026 | Oct 30, 2026 | 247 | 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 20, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-11-05.
- Full methodology →
Cite this page
Citation
NSN Explorer. "NUT,SELF-LOCKING,EXTENDED WASHER." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-00-395-7749/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5310-00-395-7749/