Acquisition method (AMC)
1
FSC 5310 × NUT,PLAIN,ROUND
NUT,PLAIN,ROUND
5310-00-637-0788 FSC 5310
NSN 5310-00-637-0788 (also written 5310006370788; NIIN 00-637-0788) is a nut, plain, round in Federal Supply Class 5310, Nuts and Washers. 3 manufacturer part numbers from 3 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.
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 THICKNESS ADBG | INCHES MINIMUM 0.240 AND INCHES MAXIMUM 0.260 |
| DRIVE POINT WIDTH ADBH | INCHES MINIMUM 0.115 AND INCHES MAXIMUM 0.135 |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| DRIVE POINT DEPTH ABQU | INCHES MINIMUM 0.130 AND INCHES MAXIMUM 0.150 |
| NUT STYLE ACTA | — |
| NUT DIAMETER ACTD | INCHES MINIMUM 1.802 AND INCHES MAXIMUM 1.822 |
| THREAD CLASS AAJD | 3B |
| HOLE CONFIGURATION STYLE CRHC | — |
| COUNTERSINK ANGLE CRSQ | NUT DEGREES MINIMUM 85.0 AND DEGREES MAXIMUM 95.0 |
| MATERIAL MATT | OVERALL STEEL COMP 8630 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL MIL SPEC SINGLE MATERIAL RESPONSE -IL-S-6050 |
| THREAD QUANTITY PER INCH CMLP | 16 |
| NOMINAL THREAD SIZE CQJX | INCHES 1.438 |
| THREAD SERIES BZRR | UN |
| HOLE TYPE AND QUANTITY ALET | DRILLED 2 |
| DRILLED HOLE DIAMETER AGGP | INCHES NOMINAL 0.068 |
| DRIVE POINT QUANTITY ADBM | 2 |
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 |
|---|---|---|
| 337428 | 17772 | AERO ENGINEERING & MANUFACTURING COMPANY OF CALIFORNIA, LLC DBA AEROENGINEERING & MANUFACTURING CO |
| 337428 | 6Z800 | A AND M AEROSPACE, INC. |
| 337428 | 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
$220.08
Purchases
1
Total spend
$3,741
Sep 8, 2026
Last purchased
2 · 2.0/yr
Purchase records
$7,483
Total demand
$220.08
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 |
|---|---|---|---|---|
| Sep 8, 2026 | SPE4A626P0K55 ↗ | — | — | $3,741 |
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 9P4Z6
last award Sep 2026
A AND M AEROSPACE, INC.
no award yet
no awards on record
Listed source AERO ENGINEERING & MANUFACTURING COMPANY OF CALIFORNIA, LLC DBA AEROENGINEERING & MANUFACTURING CO
no award yet
no awards on record
Listed source LOCKHEED MARTIN CORP DIV LOCKHEED MARTIN AERONAUTICS COMPANY
no award yet
no awards on record
Listed source CAGE 9P4Z6 won the only award on record. CAGE 9P4Z6 won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-26-T-19DF | Aug 19, 2026 | Aug 26, 2026 | 17 | 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 10, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-10-24.
- Full methodology →
Cite this page
Citation
NSN Explorer. "NUT,PLAIN,ROUND." nsnexplorer.com, https://nsnexplorer.com/nsn/5310-00-637-0788/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5310-00-637-0788/