Acquisition method (AMC)
3
FSC 5306 × BOLT,MACHINE
BOLT,MACHINE
5306-00-058-6431 FSC 5306
NSN 5306-00-058-6431 (also written 5306000586431; NIIN 00-058-6431) is a bolt, machine in Federal Supply Class 5306, Bolts. 7 manufacturer part numbers from 7 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 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.
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 |
|---|---|
| HEAD HEIGHT AASU | INCHES MINIMUM 0.320 AND INCHES MAXIMUM 0.340 |
| MATERIAL MATT | OVERALL STEEL COMP 601 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S 6304 |
| THREAD CLASS AAJD | 2A |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| NOMINAL THREAD DIAMETER AHYM | INCHES 0.250 |
| GRIP LENGTH ANEE | INCHES MINIMUM 0.128 AND INCHES MAXIMUM 0.188 |
| FEATURES PROVIDED CBBL | FINISHED HEAD |
| SURFACE FINISH CSYM | BEARING SURFACE OF HEAD MICROINCHES 63.0 |
| SURFACE FINISH CSYM | GRIP MICROINCHES 63.0 |
| SURFACE FINISH CSYM | THREADS MICROINCHES 32.0 |
| SPECIAL FEATURES FEAT | THE ITEM DOES NOT HAVE A NUCLEAR HARDEN FEATURE BUT DOES HAVE OTHER CRITICAL FEATURE(S) SUCH AS TOLERANCE, FIT RESTRICTION OR APPLICATION |
| WIDTH BETWEEN FLATS AATB | INCHES MINIMUM 0.304 AND INCHES MAXIMUM 0.313 |
| EXTENDED WASHER DIAMETER AATC | INCHES MINIMUM 0.428 AND INCHES MAXIMUM 0.438 |
| THREAD QUANTITY PER INCH CMLP | 28 |
| HARDNESS RATING CQFM | OVERALL ROCKWELL C MINIMUM 30.0 AND ROCKWELL C MAXIMUM 38.0 |
| CRITICALITY CODE JUSTIFICATION CRTL | FEAT |
| SURFACE TREATMENT SFTT | OVERALL CADMIUM AND CHROMATE |
| THREAD SERIES DESIGNATOR THSD | UNF |
| THREAD LENGTH AASA | INCHES MINIMUM 0.780 AND INCHES MAXIMUM 0.800 |
| FASTENER LENGTH AASB | INCHES MINIMUM 0.928 AND INCHES MAXIMUM 0.948 |
| HEAD STYLE AASK | — |
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 |
|---|---|---|
| 347401 | 06725 | SPS TECHNOLOGIES, LLC DBA AIR INDUSTRIES COMPANY DIV AIR INDUSTRIES COMPANY |
| 347401 | 52661 | RTX CORPORATION DIV PRATT & WHITNEY |
| 347401 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| 347401 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY |
| 347401 | 80539 | SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA |
| 347401 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC DIV TORRANCE OPERATIONS |
| 347401 | 93907 | TEXTRON FASTENING SYSTEMS DBA DECORAH OPERATIONS TFS |
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.
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 Nov 6, 2026.
- Contract action totals: USAspending, context only.
- Full methodology →
Cite this page
Citation
NSN Explorer. "BOLT,MACHINE." nsnexplorer.com, https://nsnexplorer.com/nsn/5306-00-058-6431/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5306-00-058-6431/