The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-038-7384, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S. Government technical data includes 20 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 | 5305-01-038-7384 |
| Primary Part Number | 4874A4D |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S |
| Status | ACTIVE |
| Width Across Flats | 0.141 INCHES NOMINAL IN |
| Head Height | 0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN |
| Fastener Length | 0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN |
| Thread Length | 0.500 INCHES NOMINAL IN |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| Hole Configuration Style | ROUND INTERNAL HEXAGON |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL OVERALL |
| Hole Quantity | 2 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Hole Type | DRILLED |
| Hole Diameter | 0.046 INCHES NOMINAL IN |
| Head Diameter | 0.262 INCHES MINIMUM AND 0.270 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 |
|---|---|
| 4874A4D PRIMARY | Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S (USA) |
NSN 5305-01-038-7384 is a Screw,cap,socket Head, manufactured by Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-038-7384 has 1 manufacturer part number on file: 4874A4D (Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S).
Key specifications for 4874A4D: Width Across Flats: 0.141 INCHES NOMINAL IN; Head Height: 0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN; Fastener Length: 0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN; Thread Length: 0.500 INCHES NOMINAL 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.