The Bolt,shoulder, cataloged under National Stock Number 5306-01-472-1915, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-472-1915 |
| Primary Part Number | ST3M494-3-30 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Head Height | 0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN |
| Fastener Length | 2.198 INCHES MINIMUM AND 2.228 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-T-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.291 INCHES NOMINAL IN |
| Material Document and Classification | AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Tensile Strength | 2821 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| ST3M494-3-30 | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| ST3M494-3-30 | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| ST3M494-3-30 PRIMARY | The Boeing Company (USA) |
| ST3M494-3-30 | Howmet Global Fastening Systems Inc (USA) |
| ST3M494-3-30 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| ST3M494 | 5/9 Secondary reference The Boeing Company Div Defense |
| ST3M494-3-30 | 5/9 Secondary reference U.S. Government activity |
| ST3M494-3-30 | 5/2 Secondary reference U.S. Government activity |
| ST3M494-3-30 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| ST3M494-3-30 | 5/9 Secondary reference Sps Technologies Inc |
NSN 5306-01-472-1915 is a Bolt,shoulder, manufactured by The Boeing Company, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-472-1915 has 5 manufacturer part numbers on file: ST3M494-3-30 (Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries), ST3M494-3-30 (Sps Technologies Ltd, Tj Brooks Division), ST3M494-3-30 (The Boeing Company), ST3M494-3-30 (Howmet Global Fastening Systems Inc), ST3M494-3-30 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners).
Key specifications for ST3M494-3-30: Head Height: 0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN; Fastener Length: 2.198 INCHES MINIMUM AND 2.228 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-T-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.291 INCHES NOMINAL 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.