Acquisition method (AMC)
1
FSC 5306 × BOLT,CLOSE TOLERANCE
BOLT,CLOSE TOLERANCE
5306-00-437-9512 FSC 5306
NSN 5306-00-437-9512 (also written 5306004379512; NIIN 00-437-9512) is a bolt, close tolerance in Federal Supply Class 5306, Bolts. 7 manufacturer part numbers from 7 suppliers are on record. It was last purchased in Aug 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 |
|---|---|
| HEAD STYLE AASK | — |
| GRIP LENGTH ANEE | INCHES MINIMUM 2.438 AND INCHES MAXIMUM 2.454 |
| MATERIAL MATT | OVERALL STEEL |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL MIL SPEC SINGLE MATERIAL RESPONSE -IL-B-83050 |
| SURFACE TREATMENT SFTT | OVERALL CADMIUM AND CHROMATE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OVERALL FED SPEC ALL TREATMENT RESPONSES QQ--416,TY 2,CL 2 QQ--416 |
| SHANK UNTHREADED HOLE DIAMETER AAWB | FIRST HOLE INCHES MINIMUM 0.076 AND INCHES MAXIMUM 0.086 |
| THREAD QUANTITY PER INCH CMLP | 28 |
| HEAD HEIGHT AASU | INCHES MINIMUM 0.120 AND INCHES MAXIMUM 0.141 |
| FASTENER LENGTH AASB | INCHES MINIMUM 2.856 AND INCHES MAXIMUM 2.876 |
| THREAD CLASS AAJD | 3A |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| SPECIAL FEATURES FEAT | W/RETAINING ELEMENT ON SHANK |
| THREAD LENGTH AASA | INCHES MINIMUM 0.282 AND INCHES MAXIMUM 0.333 |
| THREAD SERIES DESIGNATOR THSD | UNIFIED NATIONAL JOINT FINE (UNJF) |
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER CRZS | FIRST HOLE INCHES MINIMUM 2.756 AND INCHES MAXIMUM 2.786 |
| SURFACE FINISH CSYM | BEARING SURFACE OF HEAD MICROINCHES 63.0 |
| SURFACE FINISH CSYM | GRIP MICROINCHES 63.0 |
| GRIP DIAMETER AAUR | INCHES MINIMUM 0.2483 AND INCHES MAXIMUM 0.2492 |
| NOMINAL THREAD DIAMETER AHYM | INCHES 0.250 |
| WIDTH BETWEEN FLATS AATB | INCHES MINIMUM 0.430 AND INCHES MAXIMUM 0.439 |
| HARDNESS RATING CQFM | OVERALL ROCKWELL C MINIMUM 36.0 AND ROCKWELL C MAXIMUM 41.0 |
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 |
|---|---|---|
| 106467-4-39 | 80539 | SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA |
| AS194-4-39 | 84256 | AVIBANK MFG., INC. DBA AVIBANK MANUFACTURING INC |
| CA4510-4-39 | 29372 | HOWMET GLOBAL FASTENING SYSTEMS INC. DIV TRIDAIR PRODUCTS |
| CIPRD-MS27576-4-39R | 14153 | DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER PHILADELPHIA |
| MS27576-4-39 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
| MS27576-4-39 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
| MS27576-4-39 | A0126 | LEONARDO SPA HELICOPTERS DIVISION - PRODUCTION SITE |
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
—
Aug 12, 2026
Last purchased
1 · 1.0/yr
Purchase records
$2,088
Total demand
$2,088
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 |
|---|---|---|---|---|
| Aug 12, 2026 | SPE4A626PAQ12 ↗ | WESCO AIRCRAFT HARDWARE CORP. DBA INCORA | — | $2,088 |
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
WESCO AIRCRAFT HARDWARE CORP. DBA INCORA
last award Aug 2026
AVIBANK MFG., INC. DBA AVIBANK MANUFACTURING INC
no award yet
no awards on record
Listed source DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER PHILADELPHIA
no award yet
no awards on record
Listed source HOWMET GLOBAL FASTENING SYSTEMS INC. DIV TRIDAIR PRODUCTS
no award yet
no awards on record
Listed source LEONARDO SPA HELICOPTERS DIVISION - PRODUCTION SITE
no award yet
no awards on record
Listed source MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
no award yet
no awards on record
Listed source NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
no award yet
no awards on record
Listed source SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA
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.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A6-26-T-283P | Dec 12, 2025 | Aug 20, 2026 | 97 | 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: 2026-11-04.
- Full methodology →
Cite this page
Citation
NSN Explorer. "BOLT,CLOSE TOLERANCE." nsnexplorer.com, https://nsnexplorer.com/nsn/5306-00-437-9512/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/5306-00-437-9512/