The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-062-1338, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-062-1338 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Fastener Length | 0.240 INCHES NOMINAL IN |
| Thread Length | 0.240 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-S-7720 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-18732 MIL SPEC 2ND MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.099 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Locking Feature | PATCH OR STRIP THREADS |
| Surface Treatment | PASSIVATE OVERALL |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 48 |
| Material | STEEL COMP 303 OR STEEL COMP 303SE OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.185 INCHES MINIMUM AND 0.191 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 |
| Reference | Meaning |
|---|---|
| 101-0423 | 3/9 Design control — primary reference U.S. Government activity |
| 101-0423 | C/1 Advisory reference — outside the item-of-supply concept Safran Electronics & Defense, Avionics Usa, Llc |
NSN 5305-00-062-1338 is a Screw,cap,socket Head, classified under FSC 5305, Screws. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 1670-01-604-5149. Verify interchangeability with system specifications before substitution.
Key specifications for 5305-00-062-1338: Fastener Length: 0.240 INCHES NOMINAL IN; Thread Length: 0.240 INCHES MAXIMUM IN; Material Document and Classification: MIL-S-7720 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-18732 MIL SPEC 2ND MATERIAL RESPONSE OVERALL; Nominal Thread Diameter: 0.099 INCHES IN. 15 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.