The Catch,clamping, cataloged under National Stock Number 5340-01-204-5991, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Army, United States Department of the Dba Watervliet Arsenal Div Business Development. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-204-5991 |
| Primary Part Number | 12520511 |
| Item Name | Catch,clamping |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Army, United States Department of the Dba Watervliet Arsenal Div Business Development |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Style Designator | LEVER |
| Surface Treatment | CADMIUM AND CHROMATE ARM |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| P21-1217-10 | Hardigg Industries, Llc Div Hardigg Cases (USA) |
| 12520511 PRIMARY | Army, United States Department of the Dba Watervliet Arsenal Div Business Development (USA) |
| Reference | Meaning |
|---|---|
| 12520511 | 5/9 Secondary reference Hardigg Industries, Llc Div Hardigg Cases |
NSN 5340-01-204-5991 is a Catch,clamping, manufactured by Army, United States Department of the Dba Watervliet Arsenal Div Business Development, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-204-5991 has 2 manufacturer part numbers on file: P21-1217-10 (Hardigg Industries, Llc Div Hardigg Cases), 12520511 (Army, United States Department of the Dba Watervliet Arsenal Div Business Development).
Key specifications for 12520511: Surface Treatment Document and Classification: QQ-P-416,TYPE 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Style Designator: LEVER; Surface Treatment: CADMIUM AND CHROMATE ARM; End Item Identification: USED ON BORESCOPE M3. 4 specifications are documented in the U.S. Government catalog.
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.