The Bolt,internally Relieved Body, cataloged under National Stock Number 5306-00-592-8992, 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 21 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-592-8992 |
| Primary Part Number | S14-35-4157 |
| Item Name | Bolt,internally Relieved Body |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| Head Height | 0.407 INCHES NOMINAL IN |
| Fastener Length | 0.844 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | AN-QQ-696 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Internal Thread Length | 0.469 INCHES NOMINAL CONCENTRIC HOLE IN |
| Thread Series | UNF CONCENTRIC HOLE |
| Thread Length | 0.375 INCHES NOMINAL IN |
| Threads Per Inch | 18 CONCENTRIC HOLE |
| Style Designator | COUNTERBORE UNTHREADED |
| Material Document and Classification | QQ-A-268,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 1.250 INCHES IN |
| Counterbore Depth | 0.375 INCHES NOMINAL IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Counterbore Diameter | 1.005 INCHES NOMINAL IN |
| Width Between Flats | 1.625 INCHES NOMINAL IN |
| Concentric Hole Diameter | 0.625 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 18 |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Thread Series Designator | UNEF |
| 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 |
|---|---|
| S14-35-4157 PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
NSN 5306-00-592-8992 is a Bolt,internally Relieved Body, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-592-8992 has 1 manufacturer part number on file: S14-35-4157 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
Key specifications for S14-35-4157: Head Height: 0.407 INCHES NOMINAL IN; Fastener Length: 0.844 INCHES NOMINAL IN; Surface Treatment Document and Classification: AN-QQ-696 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Internal Thread Length: 0.469 INCHES NOMINAL CONCENTRIC HOLE IN. 21 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.