The Bolt,machine, cataloged under National Stock Number 5306-00-052-1732, 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 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-052-1732 |
| Primary Part Number | SS5021-5-14A |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| Head Height | 0.172 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN |
| Fastener Length | 1.578 INCHES MINIMUM AND 1.624 INCHES MAXIMUM IN |
| Thread Length | 0.501 INCHES MINIMUM AND 0.577 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 4925 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.047 INCHES MINIMUM AND 1.077 INCHES MAXIMUM IN |
| Width Between Flats | 0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | TITANIUM ALLOY UNS R56440 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 |
|---|---|
| SS5021-5-14A PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
NSN 5306-00-052-1732 is a Bolt,machine, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-052-1732 has 1 manufacturer part number on file: SS5021-5-14A (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
Key specifications for SS5021-5-14A: Head Height: 0.172 INCHES MINIMUM AND 0.202 INCHES MAXIMUM IN; Fastener Length: 1.578 INCHES MINIMUM AND 1.624 INCHES MAXIMUM IN; Thread Length: 0.501 INCHES MINIMUM AND 0.577 INCHES MAXIMUM IN; Material Document and Classification: AMS 4925 ASSN STD SINGLE MATERIAL RESPONSE 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.