The Clamp,loop, cataloged under National Stock Number 5340-01-545-9985, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Essentra Components. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5340-01-545-9985 |
| Primary Part Number | SPN-4 |
| Item Name | Clamp,loop |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Essentra Components |
| Status | ACTIVE |
| Style Designator | SINGLE LOOP |
| Diameter | 0.250 INCHES NOMINAL IN |
| 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 |
| Part Number | Manufacturer |
|---|---|
| SPN-4 | Essentra Components (FRA) |
| Reference | Meaning |
|---|---|
| SPN-4 | 3/9 Design control — primary reference Richco Inc |
NSN 5340-01-545-9985 is a Clamp,loop, manufactured by Essentra Components, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-545-9985 has 1 manufacturer part number on file: SPN-4 (Essentra Components).
Key specifications for SPN-4: Style Designator: SINGLE LOOP; Diameter: 0.250 INCHES NOMINAL IN; Special Features: MATERIALS:CLAMP-ZINC ELECTROPLATE (RMS-339) AND COLD ROLLED STEEL (RMS-198), SLEEVE-SANTOPRENE (RMS-67) (MEETS MILS R-3065 AND AMS-3209 SPECIFICATIONS); Material: STEEL OVERALL. 3 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.