Acquisition method (AMC)
1
FSC 5306 × BOLT,MACHINE
BOLT,MACHINE
5306-00-056-6973 FSC 5306
NSN 5306-00-056-6973 (also written 5306000566973; NIIN 00-056-6973) is a bolt, machine in Federal Supply Class 5306, Bolts. 6 manufacturer part numbers from 6 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)
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 |
|---|---|
| THREAD CLASS AAJD | 3A |
| MATERIAL MATT | OVERALL STEEL COMP 601 |
| SURFACE FINISH CSYM | BEARING SURFACE OF HEAD MICROINCHES 63.0 |
| SURFACE FINISH CSYM | GRIP MICROINCHES 63.0 |
| CRITICALITY CODE JUSTIFICATION CRTL | FEAT |
| HEAD HEIGHT AASU | INCHES MINIMUM 0.250 AND INCHES MAXIMUM 0.270 |
| WIDTH BETWEEN FLATS AATB | INCHES MINIMUM 0.304 AND INCHES MAXIMUM 0.313 |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| THREAD SERIES DESIGNATOR THSD | UNF |
| HOLE QUANTITY ASXK | 4 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S 6304 |
| HOLE CONFIGURATION STYLE CRHC | — |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OVERALL ASSN STD SINGLE TREATMENT RESPONSE A-S 2416 |
| THREAD LENGTH AASA | INCHES MINIMUM 0.740 AND INCHES MAXIMUM 0.820 |
| FASTENER LENGTH AASB | INCHES MINIMUM 1.365 AND INCHES MAXIMUM 1.385 |
| HEAD STYLE AASK | — |
| HARDNESS RATING CQFM | OVERALL ROCKWELL C MINIMUM 30.0 AND ROCKWELL C MAXIMUM 38.0 |
| SURFACE TREATMENT SFTT | OVERALL CADMIUM |
| EXTENDED WASHER DIAMETER AATC | INCHES MINIMUM 0.428 AND INCHES MAXIMUM 0.448 |
| EXTENDED WASHER THICKNESS AATD | INCHES MINIMUM 0.040 AND INCHES MAXIMUM 0.050 |
| HOLE DIAMETER AAUB | INCHES NOMINAL 0.060 |
| NOMINAL THREAD DIAMETER AHYM | INCHES 0.250 |
| GRIP LENGTH ANEE | INCHES MINIMUM 0.565 AND INCHES MAXIMUM 0.625 |
| SPECIAL FEATURES FEAT | CRITICAL FEATURES, TOLERANCES, FIT RESTRICTIONS, MATERIAL PROPERTIES AND MANUFACTURING PROCESS. FAILURE COULD RESULT IN LOSS OR SUBSTANTIAL DAMAGE TOWEAPON SYSTEM, DEATH OR SERIOUS INJURY. |
| HOLE TYPE BQDM | DRILLED |
| FEATURES PROVIDED CBBL | FINISHED HEAD |
| THREAD QUANTITY PER INCH CMLP | 28 |
| SURFACE FINISH CSYM | THREADS MICROINCHES 32.0 |
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 |
|---|---|---|
| 483214 | 06725 | SPS TECHNOLOGIES, LLC DBA AIR INDUSTRIES COMPANY DIV AIR INDUSTRIES COMPANY |
| 483214 | 0UCY9 | M.S. AEROSPACE INC. DBA MS AEROSPACE INC |
| 483214 | 52661 | RTX CORPORATION DIV PRATT & WHITNEY |
| 483214 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| 483214 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY |
| 483214 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC DIV TORRANCE OPERATIONS |
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 | |
|---|---|---|---|---|---|
| SPE4A6-27-T-0450 | Oct 6, 2026 | Oct 13, 2026 | 1,743 | 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/5306-00-056-6973/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/5306-00-056-6973/