The Clip,spring Tension, cataloged under National Stock Number 5340-00-971-7546, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Umpco, Inc. Dba Umpco Inc. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-00-971-7546 |
| Primary Part Number | S378-10P |
| Item Name | Clip,spring Tension |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Umpco, Inc. Dba Umpco Inc |
| Status | ACTIVE |
| Length | 0.688 INCHES NOMINAL IN |
| Material Document and Classification | QQ-S-766,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Loop/holding Dimension | 0.625 INCHES NOMINAL IN |
| Material Thickness | 0.024 INCHES NOMINAL IN |
| Distance From Loop Center to End | 0.625 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM AND RUBBER CHLOROPRENE CLASS CR OVERALL |
| Width | 0.500 INCHES NOMINAL IN |
| Material | STEEL COMP 304 OVERALL |
| Hole Diameter | 0.172 INCHES NOMINAL 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 |
NSN 5340-00-971-7546 is a Clip,spring Tension, manufactured by Umpco, Inc. Dba Umpco Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-971-7546 has 2 manufacturer part numbers on file: S378-10P (Umpco, Inc. Dba Umpco Inc), 10638583 (General Dynamics Land Systems Canadacorp).
Key specifications for S378-10P: Overall Height: 1.125 INCHES NOMINAL IN; Length: 0.688 INCHES NOMINAL IN; Material Document and Classification: QQ-S-766,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Loop/holding Dimension: 0.625 INCHES NOMINAL IN. 9 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.