The Block,half Rack Sto, cataloged under National Stock Number 5340-01-473-7245, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Alliant Techsystems Operations Llc Dba Cci Speer Div Armament Systems Division. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | Block,half Rack Sto |
| FSC / FSG | 5340 — Hardware, Commercial (FSG 53) |
| Manufacturers | Alliant Techsystems Operations Llc Dba Cci Speer Div Armament Systems Division (CAGE 1PYT8) |
| Parameter | Value |
|---|---|
| NSN | 5340-01-473-7245 |
| Primary Part Number | 28056481 |
| Item Name | Block,half Rack Sto |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Alliant Techsystems Operations Llc Dba Cci Speer Div Armament Systems Division |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| 28056481 PRIMARY | Alliant Techsystems Operations Llc Dba Cci Speer Div Armament Systems Division (USA) |
| Reference | Meaning |
|---|---|
| 28056481 | 5/9 Secondary reference Alliant Techsystems Inc. Dba Atk Use CAGE Code 0mvu3 for Cataloging |
NSN 5340-01-473-7245 is a Block,half Rack Sto, manufactured by Alliant Techsystems Operations Llc Dba Cci Speer Div Armament Systems Division, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-473-7245 has 1 manufacturer part number on file: 28056481 (Alliant Techsystems Operations Llc Dba Cci Speer Div Armament Systems Division).
Possible hazard — SDS may be required (DLA HMIC P). 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.