The Bolt,machine, cataloged under National Stock Number 5306-01-140-6752, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-140-6752 |
| Primary Part Number | SS5112-316 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| Head Height | 0.095 INCHES MINIMUM AND 0.095 INCHES MINIMUM AND 0.110 INCHES MAXIMUM0.110 INCHES MAXIMUM IN |
| Fastener Length | 1.382 INCHES NOMINAL1.382 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALLQQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MINIMUM AND 41.0 ROCKWELL C MAXIMUM OVERALL41.0 ROCKWELL C MAXIMUM OVERALL |
| Nominal Thread Diameter | 0.190 INCHES0.190 INCHES IN |
| Head Style | CROWNED HEXAGONCROWNED HEXAGON |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Grip Length | 1.000 INCHES MINIMUM AND 1.000 INCHES MINIMUM AND 1.016 INCHES MAXIMUM1.016 INCHES MAXIMUM IN |
| Width Between Flats | 0.367 INCHES MINIMUM AND 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM0.376 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALLCADMIUM OVERALL |
| Thread Class | 3A3A |
| Thread Quantity Per Inch | 3232 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF)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 | F |
| Part Number | Manufacturer |
|---|---|
| SS5112-316 | Hi-Shear Corporation (USA) |
| SS5112-316 | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (USA) |
| SS5112-316 PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| Reference | Meaning |
|---|---|
| SS5112-316 | 5/9 Secondary reference Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc |
| SS5112-316 | 5/2 Secondary reference U.S. Government activity |
| SS27576-3-16 | 5/9 Secondary reference Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok |
| SS27576-3-16 | 5/9 Secondary reference U.S. Government activity |
| SS27576-3-16 | 5/9 Secondary reference Hi-Shear Corporation |
NSN 5306-01-140-6752 is a Bolt,machine, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-140-6752 has 3 manufacturer part numbers on file: SS5112-316 (Hi-Shear Corporation), SS5112-316 (Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok), SS5112-316 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
Key specifications for SS5112-316: Head Height: 0.095 INCHES MINIMUM AND 0.095 INCHES MINIMUM AND 0.110 INCHES MAXIMUM0.110 INCHES MAXIMUM IN; Fastener Length: 1.382 INCHES NOMINAL1.382 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALLQQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Hardness Rating: 36.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MINIMUM AND 41.0 ROCKWELL C MAXIMUM OVERALL41.0 ROCKWELL C MAXIMUM OVERALL. 14 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.