The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-641-1560, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is West Coast Lockwasher Co., Inc. Dba West Coast Lockwasher Co Inc Div West Coast Lockwasher. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 — Screws (FSG 53) |
| Manufacturers | West Coast Lockwasher Co., Inc. Dba West Coast Lockwasher Co Inc Div West Coast Lockwasher (CAGE 09772) |
| Parameter | Value |
|---|---|
| NSN | 5305-01-641-1560 |
| Primary Part Number | 0632-0312 PPH TT2 ZN1 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | West Coast Lockwasher Co., Inc. Dba West Coast Lockwasher Co Inc Div West Coast Lockwasher |
| Status | ACTIVE |
| 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 |
|---|---|
| 0632-0312 PPH TT2 ZN1 PRIMARY | West Coast Lockwasher Co., Inc. Dba West Coast Lockwasher Co Inc Div West Coast Lockwasher (USA) |
| Reference | Meaning |
|---|---|
| 16101942-003 | 7/2 Vendor item drawing reference General Dynamics Land Systems Inc. |
NSN 5305-01-641-1560 is a Screw,cap,socket Head, manufactured by West Coast Lockwasher Co., Inc. Dba West Coast Lockwasher Co Inc Div West Coast Lockwasher, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-641-1560 has 1 manufacturer part number on file: 0632-0312 PPH TT2 ZN1 (West Coast Lockwasher Co., Inc. Dba West Coast Lockwasher Co Inc Div West Coast Lockwasher).
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.