The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-641-2515, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 14 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-641-2515 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Criticality Code Justification | ZZZX |
| Thread Direction | RIGHT-HAND |
| Departure From Cited Designator | MATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PRODURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Reference | Meaning |
|---|---|
| FF-S-86,TY6,12-24UNC-3AX1D4 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 2643-670-01-31D4 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 845-7108792-31 | 5/1 Secondary reference Naval Sea Systems Command |
| 7383858-264367001-31D4 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 60-16-6074A | 5/1 Secondary reference U.S. Government activity |
| 0.190-24UNC-3A X 1.000LG CRES | 4/1 Identification reference U.S. Government activity |
| 0.190-24UNC-3A X 1.000LG CRESD4 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| FF-S-86,TY6,12-24UNC-3AX1 | 4/1 Identification reference U.S. Government activity |
| 60-16-6074AD4 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| H547-0001-264367001-31D4 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 2643-670-01-31 | 5/1 Secondary reference U.S. Government activity |
| 7383858-264367001-31 | 5/1 Secondary reference Naval Sea Systems Command |
| 845-7108792-31D4 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| H547-0001-264367001-31 | 5/1 Secondary reference U.S. Government activity |
NSN 5305-01-641-2515 is a Screw,cap,socket Head, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-641-2515: Criticality Code Justification: ZZZX; Thread Direction: RIGHT-HAND; Departure From Cited Designator: MATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PRODURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES; Thread Class: 3A A. 6 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.