The Bolt,shoulder, cataloged under National Stock Number 5306-01-044-2975, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries. 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through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-044-2975 |
| Primary Part Number | S11-1061-5-7 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries |
| Status | ACTIVE |
| Head Height | 0.177 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN |
| Fastener Length | 0.889 INCHES MINIMUM AND 0.936 INCHES MAXIMUM IN |
| Shoulder Length | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM FIRST SHOULDER IN |
| Shoulder Diameter | 0.327 INCHES MINIMUM AND 0.328 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.441 INCHES MINIMUM AND 0.508 INCHES MAXIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | DOUBLE HEXAGON |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 76301-ST3-497 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Width Between Flats | 0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| 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 |
|---|---|
| ST3M497-5-7 | J M Precision Inc (USA) |
| S11-1061-5-7 PRIMARY | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| VAL23607-5-7 PRIMARY | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| MB88-5-7 PRIMARY | Hi-Shear Corporation (USA) |
| PBF1254-5-7 PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| ST3M497-5-7 | Howmet Global Fastening Systems Inc (USA) |
| ST3M497-5-7 | West Coast Aerospace, Inc. (USA) |
| ST3M497-5-7 | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| ST3M497-5-7 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HP5497-5-7 PRIMARY | Heartland Precision Fasteners Inc (USA) |
| MB88-5-7 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| BM17019-5-7X PRIMARY | Huck International, Inc (USA) |
| ST3M497-5-7 | Huck International, Inc (USA) |
| VS3037-5-7 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| ST3M497-5-7 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| ST3M497-5-7 | Houston Precision Fasteners I Lp (USA) |
| ST3M497-5-7 | Reid Products Inc. Dba Reid Products Inc (USA) |
| Reference | Meaning |
|---|---|
| 109453-5-7X | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| 109453-5-7X | 5/9 Secondary reference U.S. Government activity |
| VS3037-5-7 | 5/9 Secondary reference U.S. Government activity |
| 109450-5-7 | 3/2 Design control — primary reference U.S. Government activity |
| ST3M497-5-7 | 5/9 Secondary reference Abounding Security Inc Div of Maa Corp |
| BM17019-5-7X | 5/9 Secondary reference U.S. Government activity |
| ST3M497-5-7 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| MA5497-5-7 | 5/9 Secondary reference Abounding Security Inc Div of Maa Corp |
| 10115690 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5306-01-044-2975 is a Bolt,shoulder, manufactured by Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-044-2975 has 17 manufacturer part numbers on file: ST3M497-5-7 (J M Precision Inc), S11-1061-5-7 (Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries), VAL23607-5-7 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), MB88-5-7 (Hi-Shear Corporation), PBF1254-5-7 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners) and 12 more.
1 possible match (shared part number, not a government interchangeability claim): 5905-01-086-9075. Verify interchangeability with system specifications before substitution.
Key specifications for S11-1061-5-7: Head Height: 0.177 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN; Fastener Length: 0.889 INCHES MINIMUM AND 0.936 INCHES MAXIMUM IN; Shoulder Length: 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM FIRST SHOULDER IN; Shoulder Diameter: 0.327 INCHES MINIMUM AND 0.328 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.