The Screw,wood, cataloged under National Stock Number 5305-00-901-3121, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-00-901-3121 |
| Item Name | Screw,wood |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Nonmachine Nominal Thread Diameter | 0.268 INCHES IN |
| Fastener Length | 1.688 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 2,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| Head Style | FLAT COUNTERSUNK |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Countersink Angle | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| Material | STEEL OVERALL |
| Head Diameter | 0.485 INCHES MINIMUM AND 0.544 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 |
|---|---|
| MS35492-620 | 2/2 Government specification standardization U.S. Government activity |
NSN 5305-00-901-3121 is a Screw,wood, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-00-901-3121: Nonmachine Nominal Thread Diameter: 0.268 INCHES IN; Fastener Length: 1.688 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY 2,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL; Head Style: FLAT COUNTERSUNK. 9 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.