The Clamp,loop, cataloged under National Stock Number 5340-01-612-4145, 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 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-01-612-4145 |
| Primary Part Number | S325SSG40 |
| Item Name | Clamp,loop |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Umpco, Inc. Dba Umpco Inc |
| Status | ACTIVE |
| Style Designator | SINGLE LOOP |
| Diameter | 0.265 INCHES NOMINAL IN |
| Material Thickness | 0.040 INCHES NOMINAL IN |
| Distance From Loop Center to Tongue End | 1.941 INCHES NOMINAL IN |
| Tongue Hole Type | ROUND, UNTHREADED |
| Center to Center Distance Between Loop and Mounting Hole | 1.726 INCHES NOMINAL IN |
| Material | RUBBER ETHYLENE-PROPYLENE CLASS EPM CUSHION |
| Material | STEEL COMP 304 OR STEEL COMP 321 BAND |
| Loop Inside Diameter | 2.500 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 |
| Part Number | Manufacturer |
|---|---|
| K21-15649-18 | Klinge Corporation Dba Klinge Corp (USA) |
| 25640 | Waytek Inc (USA) |
| S325SSG40 PRIMARY | Umpco, Inc. Dba Umpco Inc (USA) |
NSN 5340-01-612-4145 is a Clamp,loop, manufactured by Umpco, Inc. Dba Umpco Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-612-4145 has 3 manufacturer part numbers on file: K21-15649-18 (Klinge Corporation Dba Klinge Corp), 25640 (Waytek Inc), S325SSG40 (Umpco, Inc. Dba Umpco Inc).
Key specifications for S325SSG40: Style Designator: SINGLE LOOP; Diameter: 0.265 INCHES NOMINAL IN; Overall Width: 0.500 INCHES NOMINAL IN; Material Thickness: 0.040 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.