The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-151-6877, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Ge Aviation Systems Llc. Government technical data includes 16 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 | 5305-00-151-6877 |
| Primary Part Number | 990452-05 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Ge Aviation Systems Llc |
| Status | ACTIVE |
| Width Across Flats | 0.094 INCHES NOMINAL IN |
| Head Height | 0.077 INCHES MINIMUM AND 0.087 INCHES MAXIMUM IN |
| Fastener Length | 0.500 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-P-6859 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.438 INCHES MINIMUM IN |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Head Style | BUTTON |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | NICKEL OVERALL |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.298 INCHES MINIMUM AND 0.312 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 |
|---|---|
| 990452-05 PRIMARY | Ge Aviation Systems Llc (USA) |
NSN 5305-00-151-6877 is a Screw,cap,socket Head, manufactured by Ge Aviation Systems Llc, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-151-6877 has 1 manufacturer part number on file: 990452-05 (Ge Aviation Systems Llc).
Key specifications for 990452-05: Width Across Flats: 0.094 INCHES NOMINAL IN; Head Height: 0.077 INCHES MINIMUM AND 0.087 INCHES MAXIMUM IN; Fastener Length: 0.500 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-P-6859 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL. 16 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.