The Catch,clamping, cataloged under National Stock Number 5340-00-820-4841, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc Div Ram Products. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-820-4841 |
| Primary Part Number | 55L1-1A |
| Item Name | Catch,clamping |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Howmet Global Fastening Systems Inc Div Ram Products |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE CAGE |
| Style Designator | LEVEL |
| Material Document and Classification | QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE CAGE |
| Surface Treatment | ANODIZE CAGE |
| Engaging Surface Thickness | 0.120 INCHES NOMINAL IN |
| Hole Quantity | 8 |
| Hole Diameter | 0.191 INCHES MINIMUM AND 0.196 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 55L1-1A PRIMARY | Howmet Global Fastening Systems Inc Div Ram Products (USA) |
| Reference | Meaning |
|---|---|
| 55L1-1A | 5/9 Secondary reference Howmet Global Fastening Systems Inc Div Camloc Products |
NSN 5340-00-820-4841 is a Catch,clamping, manufactured by Howmet Global Fastening Systems Inc Div Ram Products, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-820-4841 has 1 manufacturer part number on file: 55L1-1A (Howmet Global Fastening Systems Inc Div Ram Products).
Key specifications for 55L1-1A: Overall Height: 1.119 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE CAGE; Style Designator: LEVEL; Material Document and Classification: QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE CAGE. 7 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.