Acquisition method (AMC)
1
FSC 5306 × BOLT,MACHINE
BOLT,MACHINE
5306-00-637-9144 FSC 5306
NSN 5306-00-637-9144 (also written 5306006379144; NIIN 00-637-9144) is a bolt, machine in Federal Supply Class 5306, Bolts. 3 manufacturer part numbers from 3 suppliers are on record. No purchases are on record yet.
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)
G
Competition
Coded for competition
AMC 1: suitable for competitive acquisition, second or later time. AMSC G: the government has a complete data package and the rights to use it. 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 |
|---|---|
| WIDTH BETWEEN FLATS AATB | INCHES MINIMUM 0.430 AND INCHES MAXIMUM 0.439 |
| SURFACE TREATMENT SFTT | OVERALL CADMIUM |
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER CRZS | FIRST HOLE INCHES MINIMUM 0.505 AND INCHES MAXIMUM 0.525 |
| SURFACE FINISH CSYM | BEARING SURFACE OF HEAD MICROINCHES 63.0 |
| SURFACE FINISH CSYM | THREADS MICROINCHES 63.0 |
| MATERIAL MATT | OVERALL STEEL COMP 8740 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S 6322 |
| THREAD CLASS AAJD | 3A |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| SHANK UNTHREADED HOLE DIAMETER AAWB | FIRST HOLE INCHES MINIMUM 0.065 AND INCHES MAXIMUM 0.072 |
| THREAD SERIES DESIGNATOR THSD | UNF |
| FASTENER LENGTH AASB | INCHES MINIMUM 0.615 AND INCHES MAXIMUM 0.635 |
| HEAD STYLE AASK | — |
| HEAD HEIGHT AASU | INCHES MINIMUM 0.146 AND INCHES MAXIMUM 0.166 |
| THREAD LENGTH AASA | INCHES MINIMUM 0.544 AND INCHES MAXIMUM 0.615 |
| HARDNESS RATING CQFM | OVERALL ROCKWELL C MINIMUM 26.0 AND ROCKWELL C MAXIMUM 32.0 |
| NOMINAL THREAD DIAMETER AHYM | INCHES 0.250 |
| FEATURES PROVIDED CBBL | FINISHED HEAD |
| THREAD QUANTITY PER INCH CMLP | 28 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OVERALL ASSN STD SINGLE TREATMENT RESPONSE A-S 2400 |
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 |
|---|---|---|
| AMS7452 | 0U583 | SAE INTERNATIONAL DBA SAE INTERNATIONAL |
| AMS7452 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC |
| AN102008 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE |
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
—
—
Last purchased
—
Purchase records
—
Total demand
—
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.
No related contract actions on record.
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.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A0-27-T-0112 | Oct 8, 2026 | Oct 15, 2026 | 10 | 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.
- Full methodology →
Cite this page
Citation
NSN Explorer. "BOLT,MACHINE." nsnexplorer.com, https://nsnexplorer.com/nsn/5306-00-637-9144/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/5306-00-637-9144/