The Screw,machine, cataloged under National Stock Number 5305-01-012-2298, 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 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-012-2298 |
| Primary Part Number | HT04S40S16 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Anixter Inc. Dba Anixter |
| Status | ACTIVE |
| Head Height | 0.059 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN |
| Screw Surface Treatment | PASSIVATE |
| Fastener Length | 1.000 INCHES NOMINAL IN |
| Thread Length | 0.950 INCHES MINIMUM IN |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Features Provided | O RING |
| Head Style | WATERTIGHT |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL COMP 384 |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 40 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM IN |
| Screw Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE |
| 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 |
|---|---|
| HT04S40S16 | Anixter Inc. Dba Anixter (USA) |
| Reference | Meaning |
|---|---|
| S4-40X1 | 3/2 Design control — primary reference U.S. Government activity |
| HT04S40S16 | 5/9 Secondary reference Align Aerospace Llc |
NSN 5305-01-012-2298 is a Screw,machine, manufactured by Anixter Inc. Dba Anixter, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-012-2298 has 1 manufacturer part number on file: HT04S40S16 (Anixter Inc. Dba Anixter).
Key specifications for HT04S40S16: Head Height: 0.059 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN; Screw Surface Treatment: PASSIVATE; Fastener Length: 1.000 INCHES NOMINAL IN; Thread Length: 0.950 INCHES MINIMUM 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.