Acquisition method (AMC)
1
FSC 5306 × BOLT,CLOSE TOLERANCE
BOLT,CLOSE TOLERANCE
5306-00-546-4839 FSC 5306
NSN 5306-00-546-4839 (also written 5306005464839; NIIN 00-546-4839) is a bolt, close tolerance in Federal Supply Class 5306, Bolts. 21 manufacturer part numbers from 17 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.
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 |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| EXTENDED WASHER DIAMETER AATC | INCHES MINIMUM 0.639 AND INCHES MAXIMUM 0.640 |
| SURFACE TREATMENT SFTT | OVERALL PASSIVATE |
| THREAD SERIES DESIGNATOR THSD | UNIFIED NATIONAL JOINT FINE (UNJF) |
| EXTENDED WASHER THICKNESS AATD | INCHES MINIMUM 0.081 AND INCHES MAXIMUM 0.101 |
| GRIP DIAMETER AAUR | INCHES MINIMUM 0.3740 AND INCHES MAXIMUM 0.3745 |
| GRIP LENGTH ANEE | INCHES NOMINAL 1.188 |
| HEAD HEIGHT AASU | INCHES MINIMUM 0.378 AND INCHES MAXIMUM 0.398 |
| WIDTH BETWEEN FLATS AATB | INCHES MINIMUM 0.430 AND INCHES MAXIMUM 0.439 |
| NOMINAL THREAD DIAMETER AHYM | INCHES 0.375 |
| THREAD QUANTITY PER INCH CMLP | 24 |
| MATERIAL MATT | OVERALL STEEL CORROSION RESISTING |
| THREAD LENGTH AASA | INCHES NOMINAL 0.614 |
| FASTENER LENGTH AASB | INCHES NOMINAL 1.802 |
| 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 |
|---|---|---|
| 74328-6-19 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| 74328-6-19 | 80539 | SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA |
| AIC752-6-19 | 06725 | SPS TECHNOLOGIES, LLC DBA AIR INDUSTRIES COMPANY DIV AIR INDUSTRIES COMPANY |
| BM3326-6-19 | 17446 | HUCK INTERNATIONAL, INC |
| BM3326-6-19 | 97928 | HUCK INTL INC |
| GS1030-6-19 | 1EM77 | B & B SPECIALTIES INC DBA GS AEROSPACE DIV GS AEROSPACE |
| MB84-6-19 | 73197 | HI-SHEAR CORPORATION |
| MB84-6-19 | C4293 | FAIRCHILD FASTENERS EUROPE - VSD GMBH |
| MB84-6-19 | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC |
| S11-1059-6-19 | 57928 | SONIC INDUSTRIES, INC. DBA SONIC INDUSTRIES INC DIV SONIC INDUSTRIES |
| S371-6-19 | 17446 | HUCK INTERNATIONAL, INC |
| S371-6-19 | 97928 | HUCK INTL INC |
| ST3M571-6-19 | 0ZC92 | HEARTLAND PRECISION FASTENERS INC |
| ST3M571-6-19 | 27624 | SPS TECHNOLOGIES LLC DBA PB FASTENERS DIV PB FASTENERS |
| ST3M571-6-19 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| ST3M571-6-19 | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. |
| ST3M571-6-19 | 76301 | THE BOEING COMPANY DIV DEFENSE |
| VAL23033-6-19 | 06710 | VALLEY-TODECO, INC. DBA ARCONIC FASTENING SYSTEMS |
| VS3060-6-19 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC |
| VS3060-6-19 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC DIV TORRANCE OPERATIONS |
| VS3060-6-19 | C4293 | FAIRCHILD FASTENERS EUROPE - VSD GMBH |
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
$23.808
Purchases
1
Total spend
$1,786
Sep 16, 2026
Last purchased
1 · 1.0/yr
Purchase records
$1,786
Total demand
$23.808
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Sep 16, 2026 | 75 | $23.808 | $1,786 | STANDARD AERO PARTS, INC (1DN91) | Unknown | Source ↗ |
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.
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
STANDARD AERO PARTS, INC
last award Sep 2026
B & B SPECIALTIES INC DBA GS AEROSPACE DIV GS AEROSPACE
no award yet
no awards on record
Listed source FAIRCHILD FASTENERS EUROPE - VSD GMBH
no award yet
no awards on record
Listed source FASTENER INNOVATION TECHNOLOGY, INC.
no award yet
no awards on record
Listed source HEARTLAND PRECISION FASTENERS INC
no award yet
no awards on record
Listed source HI-SHEAR CORPORATION
no award yet
no awards on record
Listed source HOWMET GLOBAL FASTENING SYSTEMS INC
no award yet
no awards on record
Listed source HOWMET GLOBAL FASTENING SYSTEMS INC DIV TORRANCE OPERATIONS
no award yet
no awards on record
Listed source STANDARD AERO PARTS, INC won the only award on record. STANDARD AERO PARTS, INC won without being a listed source.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE4A7-26-T-722E | Sep 10, 2026 | Sep 17, 2026 | 75 | 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: 2026-10-05.
- Full methodology →
Cite this page
Citation
NSN Explorer. "BOLT,CLOSE TOLERANCE." nsnexplorer.com, https://nsnexplorer.com/nsn/5306-00-546-4839/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/5306-00-546-4839/