The Bolt,shoulder, cataloged under National Stock Number 5306-00-950-3308, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is General Electric Company. Government technical data includes 20 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-950-3308 |
| Primary Part Number | 336C544P2 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Extended Washer Thickness | 0.158 INCHES MINIMUM AND 0.178 INCHES MAXIMUM IN |
| Head Height | 0.320 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN |
| Fastener Length | 1.076 INCHES MINIMUM AND 1.096 INCHES MAXIMUM IN |
| Shoulder Length | 0.660 INCHES MINIMUM AND 0.670 INCHES MAXIMUM FIRST SHOULDER IN |
| Extended Washer Diameter | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN |
| Shoulder Diameter | 0.303 INCHES MINIMUM AND 0.305 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.314 INCHES MINIMUM AND 0.337 INCHES MAXIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Hardness Rating | 29.0 ROCKWELL C MINIMUM THREADS |
| Hardness Rating | 80.0 ROCKWELL B MINIMUM GRIP |
| Material Document and Classification | 850T12A,FSCM 07482 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | DOUBLE HEXAGON W/HOLE |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| Nonstandard Thread Pitch Diameter | +0.2213 TO 0.2238 INCHES IN |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Quantity Per Inch | 28 |
| 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 |
|---|---|
| 336C544P2 | Bristol Industries, Llc (USA) |
| 336C544P2 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| 336C544P2 | J.w. Manufacturing, Inc Dba Arconic Fastening Systems and Rings (USA) |
| 336C544P2 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| 336C544P2 PRIMARY | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| 336C544P2 | 5/9 Secondary reference Sey Tec, Inc. Dba Sey Tec Inc |
| 336C544P2 | 5/2 Secondary reference U.S. Government activity |
| 336C544P2 | 5/2 Secondary reference U.S. Government activity |
| 336C544P2 | 5/9 Secondary reference Mercury Aerospace Fasteners Inc |
NSN 5306-00-950-3308 is a Bolt,shoulder, manufactured by General Electric Company, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-950-3308 has 5 manufacturer part numbers on file: 336C544P2 (Bristol Industries, Llc), 336C544P2 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), 336C544P2 (J.w. Manufacturing, Inc Dba Arconic Fastening Systems and Rings), 336C544P2 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), 336C544P2 (General Electric Company).
Key specifications for 336C544P2: Extended Washer Thickness: 0.158 INCHES MINIMUM AND 0.178 INCHES MAXIMUM IN; Head Height: 0.320 INCHES MINIMUM AND 0.340 INCHES MAXIMUM IN; Fastener Length: 1.076 INCHES MINIMUM AND 1.096 INCHES MAXIMUM IN; Shoulder Length: 0.660 INCHES MINIMUM AND 0.670 INCHES MAXIMUM FIRST SHOULDER IN. 20 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.