The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-987-9642, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-987-9642 |
| Primary Part Number | 69581-4-2A |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Width Across Flats | 0.094 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN |
| Head Height | 0.108 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN |
| Fastener Length | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN |
| Thread Length | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN |
| Hardness Rating | 65.3 ROCKWELL A MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| Hole Configuration Style | ROUND INTERNAL HEXAGON |
| Material Document and Classification | QQ-S-763 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Minimum Tensile Strength | 136000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 40 |
| Material | STEEL COMP 410 OR STEEL COMP 416 OVERALL |
| Hole Quantity | 2 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Hole Type | DRILLED |
| Hole Diameter | 0.031 INCHES NOMINAL IN |
| Head Diameter | 0.176 INCHES MINIMUM AND 0.183 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 |
|---|---|
| 69581-4-2A PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
| 69581-4-2A | Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA) |
NSN 5305-00-987-9642 is a Screw,cap,socket Head, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-987-9642 has 2 manufacturer part numbers on file: 69581-4-2A (Hamilton Sundstrand Corporation Dba Collins Aerospace), 69581-4-2A (Ontic Engineering & Manufacturing, Inc Dba Ontic Us).
Key specifications for 69581-4-2A: Width Across Flats: 0.094 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN; Head Height: 0.108 INCHES MINIMUM AND 0.112 INCHES MAXIMUM IN; Fastener Length: 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN; Thread Length: 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN. 20 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.