The Screw,machine, cataloged under National Stock Number 5305-01-342-2079, 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 19 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 | 5305-01-342-2079 |
| Primary Part Number | 125813A |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S |
| Status | ACTIVE |
| Locking Feature Material Document and Classification | MIL-F-18240 MIL SPEC SINGLE MATERIAL RESPONSE |
| Screw Surface Treatment | CADMIUM |
| Fastener Length | 0.375 INCHES NOMINAL IN |
| Screw Material Document and Classification | QQ-S-671 FED SPEC SINGLE MATERIAL RESPONSE |
| Thread Length | 0.325 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Locking Feature Material | PLASTIC POLYAMIDE NYLON |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Locking Feature | PATCH |
| Screw Material | STEEL COMP 1010 |
| Minimum Tensile Strength | 55000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Countersink Angle | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 40 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.200 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN |
| Screw Surface Treatment Document and Classification | QQ-P-416,TYPE 1,CLASS 3 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 |
|---|---|
| 125813A PRIMARY | Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S (USA) |
NSN 5305-01-342-2079 is a Screw,machine, manufactured by Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-342-2079 has 1 manufacturer part number on file: 125813A (Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S).
Key specifications for 125813A: Locking Feature Material Document and Classification: MIL-F-18240 MIL SPEC SINGLE MATERIAL RESPONSE; Screw Surface Treatment: CADMIUM; Fastener Length: 0.375 INCHES NOMINAL IN; Screw Material Document and Classification: QQ-S-671 FED SPEC SINGLE MATERIAL RESPONSE. 19 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.