Acquisition method (AMC)
3
FSC 5310 × NUT,SELF-LOCKING,DOUBLE HEXAGON
NUT,SELF-LOCKING,DOUBLE HEXAGON
5310-00-490-2784 FSC 5310
NSN 5310-00-490-2784 (also written 5310004902784; NIIN 00-490-2784) is a nut, self-locking, double hexagon in Federal Supply Class 5310, Nuts and Washers. 2 manufacturer part numbers from 2 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 to be bought directly from the actual manufacturer (AMC 3).
Suffix (AMSC)
C
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, 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.
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 |
|---|---|
| HARDNESS RATING CQFM | ROCKWELL C MINIMUM 38.0 AND ROCKWELL C MAXIMUM 45.0 |
| BEARING SURFACE TYPE CRTM | CHAMFERED |
| BEARING SURFACE FINISH CSXL | MICROINCHES 125.0 |
| LOCKING FEATURE AAUM | PREVAILING TORQUE ALL METAL DESIGN |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL ASSN STD 1ST MATERIAL RESPONSE A-S 6280 OR ASSN STD 2ND MATERIAL RESPONSE A-S 6304 OR ASSN STD 3RD MATERIAL RESPONSE A-S 6322 |
| SURFACE TREATMENT SFTT | OVERALL CADMIUM |
| MATERIAL MATT | OVERALL STEEL COMP 8630 OR STEEL COMP 601 OR STEEL COMP 8740 |
| NUT HEIGHT ADEA | INCHES MAXIMUM 0.312 |
| NOMINAL THREAD SIZE CQJX | INCHES 0.375 |
| TEMP RATING AZKQ | FAHRENHEIT MINIMUM -65.0 AND FAHRENHEIT MAXIMUM 450.0 |
| LUBRICATION ABAJ | SOLUBLE LUBRICANT |
| THREAD SERIES BZRR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| THREAD QUANTITY PER INCH CMLP | 24 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--416,TY 2,CL 2 QQ--416 |
| THREAD CLASS AAJD | 3B |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| WIDTH ACROSS FLATS ASDB | INCHES MINIMUM 0.553 AND INCHES MAXIMUM 0.564 |
| NUT STYLE ACTA | — |
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 |
|---|---|---|
| 68456-6 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| STSCD002-12 | 98897 | LOCKHEED MARTIN CORP DIV LOCKHEED MARTIN AERONAUTICS COMPANY |
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 1, 2026
Last purchased
1 · 1.0/yr
Purchase records
$1,934
Total demand
$1,934
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 1, 2026 | SPE4A626P0F65 ↗ | — | — | $1,934 |
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 9FN87
last award Sep 2026
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 CAGE 9FN87 won the only award on record. CAGE 9FN87 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 27, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-10-26.
- Full methodology →
Cite this page
Citation
NSN Explorer. "NUT,SELF-LOCKING,DOUBLE HEXAGON." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-00-490-2784/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5310-00-490-2784/