Acquisition method (AMC)
1
FSC 5306 × BOLT,SHOULDER
BOLT,SHOULDER
5306-01-143-4071 FSC 5306
NSN 5306-01-143-4071 (also written 5306011434071; NIIN 01-143-4071) is a bolt, shoulder in Federal Supply Class 5306, Bolts. 22 manufacturer part numbers from 15 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 |
| THREAD DIRECTION AAJF | RIGHT-HAND |
| THREAD LENGTH AASA | INCHES MINIMUM 0.371 AND INCHES MAXIMUM 0.438 |
| FASTENER LENGTH AASB | INCHES MINIMUM 1.381 AND INCHES MAXIMUM 1.428 |
| HEAD STYLE AASK | — |
| HEAD HEIGHT AASU | INCHES MINIMUM 0.154 AND INCHES MAXIMUM 0.174 |
| WIDTH BETWEEN FLATS AATB | INCHES MAXIMUM 0.439 |
| SHOULDER DIAMETER AATN | FIRST SHOULDER INCHES MINIMUM 0.2646 AND INCHES MAXIMUM 0.2651 |
| SHOULDER LENGTH AATX | FIRST SHOULDER INCHES MINIMUM 0.990 AND INCHES MAXIMUM 1.010 |
| NOMINAL THREAD DIAMETER AHYM | INCHES 0.250 |
| THREAD QUANTITY PER INCH CMLP | 28 |
| SHOULDER SHAPE CWYB | FIRST SHOULDER ROUND |
| MATERIAL MATT | OVERALL STEEL COMP XM-13 |
| MATERIAL DOCUMENT AND CLASSIFICATION MDCL | OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S5629 |
| SURFACE TREATMENT SFTT | OVERALL PASSIVATE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION STDC | OVERALL FED SPEC SINGLE TREATMENT RESPONSE QQ--35 QQ--35 |
| THREAD SERIES DESIGNATOR THSD | UNIFIED NATIONAL JOINT FINE (UNJF) |
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 |
|---|---|---|
| 109450-4-16 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| 109450-4-16 | 80539 | SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA |
| BM17019-4-16X | 17446 | HUCK INTERNATIONAL, INC |
| BM17019-4-16X | 97928 | HUCK INTL INC |
| HP5497-4-16 | 0ZC92 | HEARTLAND PRECISION FASTENERS INC |
| MA5497-4-16 | 58845 | ABOUNDING SECURITY INC DIV OF MAA CORP |
| MB88-4-16 | 73197 | HI-SHEAR CORPORATION |
| PBF1254-4-16 | 27624 | SPS TECHNOLOGIES LLC DBA PB FASTENERS DIV PB FASTENERS |
| S11-1061-4-16 | 57928 | SONIC INDUSTRIES, INC. DBA SONIC INDUSTRIES INC DIV SONIC INDUSTRIES |
| ST3M497-4-16 | 06710 | VALLEY-TODECO, INC. DBA ARCONIC FASTENING SYSTEMS |
| ST3M497-4-16 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC |
| ST3M497-4-16 | 0ZC92 | HEARTLAND PRECISION FASTENERS INC |
| ST3M497-4-16 | 27624 | SPS TECHNOLOGIES LLC DBA PB FASTENERS DIV PB FASTENERS |
| ST3M497-4-16 | 56878 | SPS TECHNOLOGIES, LLC DBA PB FASTENERS |
| ST3M497-4-16 | 57928 | SONIC INDUSTRIES, INC. DBA SONIC INDUSTRIES INC DIV SONIC INDUSTRIES |
| ST3M497-4-16 | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. |
| ST3M497-4-16 | 73197 | HI-SHEAR CORPORATION |
| ST3M497-4-16 | 76301 | THE BOEING COMPANY DIV DEFENSE |
| ST3M497-4-16 | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC |
| VAL23607-4-16 | 06710 | VALLEY-TODECO, INC. DBA ARCONIC FASTENING SYSTEMS |
| VS3037-4-16 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC |
| VS3037-4-16 | 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 | |
|---|---|---|---|---|---|
| SPE4A6-26-T-29VY | Sep 16, 2026 | Sep 23, 2026 | 90 | 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,SHOULDER." nsnexplorer.com, https://nsnexplorer.com/nsn/5306-01-143-4071/. Data as of October 19, 2026.
Link
https://nsnexplorer.com/nsn/5306-01-143-4071/