The Clamp,loop, cataloged under National Stock Number 5340-00-503-5598, 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 Camloc Products. Government technical data includes 4 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-503-5598 |
| Primary Part Number | 7C1-18W |
| Item Name | Clamp,loop |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Howmet Global Fastening Systems Inc Div Camloc Products |
| Status | ACTIVE |
| Fastening Device Type | WING HEAD SCREW |
| Surface Treatment | PASSIVATE BAND |
| Material | STEEL CORROSION RESISTING BAND |
| Loop Inside Diameter | 1.125 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 |
| Part Number | Manufacturer |
|---|---|
| 7C1-18W PRIMARY | Howmet Global Fastening Systems Inc Div Camloc Products (USA) |
NSN 5340-00-503-5598 is a Clamp,loop, manufactured by Howmet Global Fastening Systems Inc Div Camloc Products, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-503-5598 has 1 manufacturer part number on file: 7C1-18W (Howmet Global Fastening Systems Inc Div Camloc Products).
Key specifications for 7C1-18W: Fastening Device Type: WING HEAD SCREW; Overall Length: 2.260 INCHES MINIMUM AND 2.320 INCHES MAXIMUM IN; Overall Width: 1.270 INCHES MINIMUM AND 1.330 INCHES MAXIMUM IN; Surface Treatment: PASSIVATE BAND. 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.