The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-160-9716, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rms. 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 | 5305-01-160-9716 |
| Primary Part Number | 77C712413P093 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Width Across Flats | 0.188 INCHES MINIMUM AND 0.189 INCHES MAXIMUM IN |
| Head Height | 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Fastener Length | 2.720 INCHES MINIMUM AND 2.780 INCHES MAXIMUM IN |
| Thread Length | 0.750 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-N-281 CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Internal Drive Style | HEXAGON |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 20 |
| Material | NICKEL ALLOY 400 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.344 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 77C712413P093 PRIMARY | Lockheed Martin Corporation Div Rms (USA) |
NSN 5305-01-160-9716 is a Screw,cap,socket Head, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-160-9716 has 1 manufacturer part number on file: 77C712413P093 (Lockheed Martin Corporation Div Rms).
Key specifications for 77C712413P093: Width Across Flats: 0.188 INCHES MINIMUM AND 0.189 INCHES MAXIMUM IN; Head Height: 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN; Fastener Length: 2.720 INCHES MINIMUM AND 2.780 INCHES MAXIMUM IN; Thread Length: 0.750 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN. 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.