The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-233-3917, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Anixter Inc. Dba Anixter. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-233-3917 |
| Primary Part Number | HT04R40F04P |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Anixter Inc. Dba Anixter |
| Status | ACTIVE |
| Head Height | 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN |
| Fastener Length | 0.250 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC 1ST TREATMENT RESPONSE FASTENER |
| Thread Length | 0.250 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-S-82496 MIL SPEC 1ST MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | PAN NO. 2 |
| Thread Direction | RIGHT-HAND |
| Locking Feature | PATCH THREADS |
| Surface Treatment | PASSIVATE FASTENER |
| Internal Drive Style | CROSS RECESS TYPE II |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 40 |
| Material | STEEL CORROSION RESISTING FASTENER |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.205 INCHES MINIMUM AND 0.238 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 |
|---|---|
| HT04R40F04P | Anixter Inc. Dba Anixter (USA) |
| Reference | Meaning |
|---|---|
| MS3213-1L | 5/9 Secondary reference U.S. Government activity |
| HT04R40F04P | 5/9 Secondary reference Align Aerospace Llc |
| MS3213-1L | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-233-3917 is a Screw,cap,socket Head, manufactured by Anixter Inc. Dba Anixter, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-233-3917 has 1 manufacturer part number on file: HT04R40F04P (Anixter Inc. Dba Anixter).
Key specifications for HT04R40F04P: Head Height: 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN; Fastener Length: 0.250 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC 1ST TREATMENT RESPONSE FASTENER; Thread Length: 0.250 INCHES MAXIMUM IN. 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.