Acquisition method (AMC)
3
FSC 5310 × NUT,SELF-LOCKING,DOUBLE HEXAGON
NUT,SELF-LOCKING,DOUBLE HEXAGON
5310-00-159-6449 FSC 5310
NSN 5310-00-159-6449 (also written 5310001596449; NIIN 00-159-6449) is a nut, self-locking, double hexagon in Federal Supply Class 5310, Nuts and Washers. 1 manufacturer part number from 1 supplier is 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 to be bought directly from the actual manufacturer (AMC 3).
Suffix (AMSC)
L
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, 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.
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 |
|---|---|
| BEARING SURFACE FINISH CSXL | MICROINCHES 125.0 |
| BEARING SURFACE TYPE CRTM | CHAMFERED |
| NOMINAL THREAD SIZE CQJX | INCHES 0.500 |
| WIDTH ACROSS FLATS ASDB | INCHES MINIMUM 0.741 AND INCHES MAXIMUM 0.752 |
| TEMP RATING AZKQ | FAHRENHEIT NOMINAL 450.0 |
| THREAD SERIES BZRR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| THREAD QUANTITY PER INCH CMLP | 20 |
| HARDNESS RATING CQFM | ROCKWELL C MINIMUM 38.0 AND ROCKWELL C MAXIMUM 45.0 |
| THREAD CLASS AAJD | 3B |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| LOCKING FEATURE AAUM | PREVAILING TORQUE ALL METAL DESIGN |
| LUBRICATION ABAJ | DRY FILM LUBRICANT |
| NUT STYLE ACTA | — |
| NUT HEIGHT ADEA | INCHES MAXIMUM 0.439 |
| SURFACE TREATMENT SFTT | OVERALL CADMIUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--416,TY 1,CL 3 QQ--416 |
| MATERIAL MATT | OVERALL STEEL COMP 601 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL ASSN STD 1ST MATERIAL RESPONSE A-S 6300 OR ASSN STD 2ND MATERIAL RESPONSE A-S 6304 OR ASSN STD 3RD MATERIAL RESPONSE A-S 6280 |
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 |
|---|---|---|
| EWSN26M8 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
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
$13.00
Purchases
1
Total spend
$3,120
Oct 21, 2026
Last purchased
3 · 3.0/yr
Purchase records
$23,870
Total demand
$13.00
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 |
|---|---|---|---|---|
| Aug 11, 2026 | SPE4A626PAR34 ↗ | CAVANAUGH GOVERNMENT GROUP, LLC | — | $17,630 |
| Oct 21, 2026 | SPE4A627V1253 ↗ | — | — | $3,120 |
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 192M9
last award Oct 2026
SPS TECHNOLOGIES, LLC DBA PB FASTENERS
no award yet
no awards on record
Listed source CAGE 192M9 won the only award on record. CAGE 192M9 won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-27-T-4387 | Oct 16, 2026 | Oct 23, 2026 | 240 | 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 16, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-11-04.
- Full methodology →
Cite this page
Citation
NSN Explorer. "NUT,SELF-LOCKING,DOUBLE HEXAGON." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-00-159-6449/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5310-00-159-6449/