The Screw,machine, cataloged under National Stock Number 5305-01-665-8155, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-665-8155 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Screw Surface Treatment | CADMIUM OR PASSIVATE |
| Fastener Length | 2.156 INCHES MINIMUM AND 2.250 INCHES MAXIMUM IN |
| Screw Material Document and Classification | AMS5731 ASSN STD SINGLE MATERIAL RESPONSE AND AMS5732 ASSN STD SINGLE MATERIAL RESPONSE AND AMS5737 ASSN STD SINGLE MATERIAL RESPONSE AND AMS5853 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Length | 2.250 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.1900 INCHES IN |
| Head Surface Treatment | CADMIUM OR PASSIVATE |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Head Surface Treatment Document and Classification | AMS2700 ASSN STD SINGLE TREATMENT RESPONSE OR MSQQ+416 ASSN STD SINGLE TREATMENT RESPONSE |
| Screw Material | STEEL CORROSION RESISTING |
| Internal Drive Style | OFFSET CRUCIFORM RIBBED |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.322 INCHES NOMINAL IN |
| Screw Surface Treatment Document and Classification | AMS2700 ASSN STD SINGLE TREATMENT RESPONSE OR MSQQ+416 ASSN STD 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 |
| Reference | Meaning |
|---|---|
| NAS1102E3-36 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-665-8155 is a Screw,machine, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-665-8155: Screw Surface Treatment: CADMIUM OR PASSIVATE; Fastener Length: 2.156 INCHES MINIMUM AND 2.250 INCHES MAXIMUM IN; Screw Material Document and Classification: AMS5731 ASSN STD SINGLE MATERIAL RESPONSE AND AMS5732 ASSN STD SINGLE MATERIAL RESPONSE AND AMS5737 ASSN STD SINGLE MATERIAL RESPONSE AND AMS5853 ASSN STD SINGLE MATERIAL RESPONSE; Thread Length: 2.250 INCHES NOMINAL IN. 17 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.