The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-545-0158, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-545-0158 |
| Primary Part Number | 845-7286110 ITEM 12L1 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Criticality Code Justification | ZZZX |
| Departure From Cited Designator | MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 845-7286110 ITEM 12L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 0.500-13UNC-3AX0.875LG NICUL1 | Naval Inventory Control Point Mechanicsburg (USA) |
| TYII1/2-13-UNC7/8L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 2643-820-05 ITEM 12L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| MIL-DTL-1222 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| TYII1/2-13-UNC7/8 | 4/1 Identification reference U.S. Government activity |
| MIL-DTL-1222 | 4/1 Identification reference U.S. Government activity |
| 0.500-13UNC-3AX0.875LG NICU | 4/1 Identification reference U.S. Government activity |
| 2643-820-05 ITEM 12 | 5/1 Secondary reference U.S. Government activity |
| 845-7286110 ITEM 12 | 3/1 Design control — primary reference Naval Sea Systems Command |
NSN 5305-01-545-0158 is a Screw,cap,hexagon Head, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-545-0158 has 4 manufacturer part numbers on file: 845-7286110 ITEM 12L1 (Naval Inventory Control Point Mechanicsburg), 0.500-13UNC-3AX0.875LG NICUL1 (Naval Inventory Control Point Mechanicsburg), TYII1/2-13-UNC7/8L1 (Naval Inventory Control Point Mechanicsburg), 2643-820-05 ITEM 12L1 (Naval Inventory Control Point Mechanicsburg).
Key specifications for 845-7286110 ITEM 12L1: Criticality Code Justification: ZZZX; Departure From Cited Designator: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS; End Item Identification: VALVE, BALL, 1.50IPS. 2 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.