Acquisition method (AMC)
1
FSC 5310 × NUT,PLAIN,SLOTTED,HEXAGON
NUT,PLAIN,SLOTTED,HEXAGON
5310-00-310-5972 FSC 5310
NSN 5310-00-310-5972 (also written 5310003105972; NIIN 00-310-5972) is a nut, plain, slotted, hexagon in Federal Supply Class 5310, Nuts and Washers. 7 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.
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 |
|---|---|
| NUT HEIGHT ADEA | INCHES NOMINAL 0.312 |
| MATERIAL MATT | OVERALL IRON ALLOY 660 |
| BEARING SURFACE TYPE CRTM | WASHER FACED |
| SURFACE TREATMENT SFTT | OVERALL PASSIVATE |
| SPECIFICATION/STANDARD DATA ZZZK | MANUFACTURERS STANDARD 76301-ST3-404 |
| COUNTERSINK ANGLE CRSQ | NUT DEGREES NOMINAL 110.0 |
| THREAD SERIES BZRR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| THREAD QUANTITY PER INCH CMLP | 18 |
| NOMINAL THREAD SIZE CQJX | INCHES 0.562 |
| WIDTH ACROSS FLATS ASDB | INCHES MINIMUM 0.863 AND INCHES MAXIMUM 0.877 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S 5735 |
| THREAD CLASS AAJD | 3B |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| NUT STYLE ACTA | — |
| SPECIAL FEATURES FEAT | DYED BROWN |
| TEMP RATING AZKQ | FAHRENHEIT NOMINAL 800.0 |
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 |
|---|---|---|
| 10121298 | A486G | NIMIKKEISTOKESKUS NCB FINLAND |
| 74640C9 | 50392 | SPS TECHNOLOGIES INC |
| 74640C9 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| E10080-9 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| E10080-9 | 72962 | HARVARD INDUSTRIES INC |
| ST3M404C9 | 76301 | THE BOEING COMPANY DIV DEFENSE |
| ST3M404C9 | 92595 | NELSON STUD WELDING, 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 2, 2026
Last purchased
1 · 1.0/yr
Purchase records
$876.11
Total demand
$876.11
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 2, 2026 | SPE4A626PX491 ↗ | WESCO AIRCRAFT HARDWARE CORP. DBA INCORA | — | $876.11 |
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
WESCO AIRCRAFT HARDWARE CORP. DBA INCORA
last award Sep 2026
HARVARD INDUSTRIES INC
no award yet
no awards on record
Listed source NELSON STUD WELDING, INC
no award yet
no awards on record
Listed source NIMIKKEISTOKESKUS NCB FINLAND
no award yet
no awards on record
Listed source SPS TECHNOLOGIES INC
no award yet
no awards on record
Listed source SPS TECHNOLOGIES, LLC DBA PB FASTENERS
no award yet
no awards on record
Listed source THE BOEING COMPANY DIV DEFENSE
no award yet
no awards on record
Listed source WESCO AIRCRAFT HARDWARE CORP. DBA INCORA won the only award on record. WESCO AIRCRAFT HARDWARE CORP. DBA INCORA 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: 2026-10-25.
- Full methodology →
Cite this page
Citation
NSN Explorer. "NUT,PLAIN,SLOTTED,HEXAGON." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-00-310-5972/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5310-00-310-5972/