The Bolt,shoulder, cataloged under National Stock Number 5306-01-045-4204, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Huck International, Inc. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 17 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-045-4204 |
| Primary Part Number | BM17019-3-10Y |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Huck International, Inc |
| Status | ACTIVE |
| Head Height | 0.130 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN |
| Fastener Length | 0.940 INCHES MINIMUM AND 0.987 INCHES MAXIMUM IN |
| Shoulder Length | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM FIRST SHOULDER IN |
| Shoulder Diameter | 0.2177 INCHES MINIMUM AND 0.2182 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.305 INCHES MINIMUM AND 0.372 INCHES MAXIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | DOUBLE HEXAGON |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 76301-ST3-507 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Width Between Flats | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| MB89-3-10 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| BM17019-3-10Y PRIMARY | Huck International, Inc (USA) |
| ST3M507-3-10 PRIMARY | The Boeing Company Div Defense (USA) |
| MB89-3-10 | Hi-Shear Corporation (USA) |
| ST3M507-3-10 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| PBF1366-3-10 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| ST3M507-3-10 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| 11921-3-10 | Reid Products Inc. Dba Reid Products Inc (USA) |
| ST11-1062-3-10 | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| HP5507-3-10 | Heartland Precision Fasteners Inc (USA) |
| ST3M507-3-10 | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| ST3M507-3-10 | Houston Precision Fasteners I Lp (USA) |
| WC507-3-10 | West Coast Aerospace, Inc. (USA) |
| VS3038-3-10 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| ST3M507-3-10 | J M Precision Inc (USA) |
| 109451-3-10 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| ST3M507-3-10 | Twist Tite Mfg, Inc Dba Twist Tite Manufacturing Inc (USA) |
| Reference | Meaning |
|---|---|
| MA5507-3-10 | 5/9 Secondary reference Abounding Security Inc Div of Maa Corp |
| VS3038-3-10 | 5/2 Secondary reference U.S. Government activity |
| 109453-3-10Y | 5/9 Secondary reference U.S. Government activity |
| VAL23608-3-10 | 5/9 Secondary reference Valley-Todeco, Inc. Dba Arconic Fastening Systems |
| BM17019-3-10Y | 5/9 Secondary reference U.S. Government activity |
| S11-1062-3-10 | 5/9 Secondary reference Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries |
| 109453-3-10Y | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
NSN 5306-01-045-4204 is a Bolt,shoulder, manufactured by Huck International, Inc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-045-4204 has 17 manufacturer part numbers on file: MB89-3-10 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), BM17019-3-10Y (Huck International, Inc), ST3M507-3-10 (The Boeing Company Div Defense), MB89-3-10 (Hi-Shear Corporation), ST3M507-3-10 (Fastener Innovation Technology, Inc. Dba F I T) and 12 more.
Key specifications for BM17019-3-10Y: Head Height: 0.130 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN; Fastener Length: 0.940 INCHES MINIMUM AND 0.987 INCHES MAXIMUM IN; Shoulder Length: 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM FIRST SHOULDER IN; Shoulder Diameter: 0.2177 INCHES MINIMUM AND 0.2182 INCHES MAXIMUM FIRST SHOULDER IN. 15 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.