The Screw,instrument, cataloged under National Stock Number 5305-01-286-9174, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-01-286-9174 |
| Item Name | Screw,instrument |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.045 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN |
| Fastener Length | 0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN |
| Thread Length | 0.108 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN |
| Material Document and Classification | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 1.200 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | PASSIVATE OVERALL |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 102 |
| Material | STEEL COMP 303 OVERALL |
| Thread Series Designator | UNM |
| Head Diameter | 0.078 INCHES MINIMUM AND 0.082 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 |
|---|---|
| MS21268A111 | 2/2 Government specification standardization U.S. Government activity |
NSN 5305-01-286-9174 is a Screw,instrument, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-286-9174: Head Height: 0.045 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN; Fastener Length: 0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN; Thread Length: 0.108 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN; Material Document and Classification: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 14 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.