The Clamp,loop, cataloged under National Stock Number 5340-01-648-0690, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Enfasco, Inc. Dba Engineered Fastener Company. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-648-0690 |
| Primary Part Number | COL0817Z1 |
| Item Name | Clamp,loop |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Enfasco, Inc. Dba Engineered Fastener Company |
| Status | ACTIVE |
| Style Designator | CENTER MOUNT |
| 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 |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| COL0817Z1 | Enfasco, Inc. Dba Engineered Fastener Company (USA) |
| COL0817Z1 | Astronova, Inc. (USA) |
| COL0817Z1 | Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service (USA) |
| COL0817Z1 | Mcmaster-Carr Supply Co (USA) |
| COL0817Z1 | Fastenal Company Dba Fastenal Co (USA) |
| COL0817Z1 | Drs Network & Imaging Systems, Llc Dba Drs Technologies (USA) |
| COL0817Z1 | Northrop Grumman Systems Corporation Dba Defense Systems Sector (USA) |
| COL0817Z1 | Promptus Electonic Hardware Inc (USA) |
| COL0817Z1 | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
| COL0817Z1 | Ram Mounts National Products Inc (USA) |
| COL0817Z1 | Viasat Inc Dba Viasat Inc (USA) |
| COL0817Z1 | Ace Electronics Defense Systems, Llc Dba Ace Electronics Defense Systems Llc (USA) |
| Reference | Meaning |
|---|---|
| COL0817Z1 | 3/9 Design control — primary reference Prospect Fastener Corp. |
NSN 5340-01-648-0690 is a Clamp,loop, manufactured by Enfasco, Inc. Dba Engineered Fastener Company, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-648-0690 has 12 manufacturer part numbers on file: COL0817Z1 (Enfasco, Inc. Dba Engineered Fastener Company), COL0817Z1 (Astronova, Inc.), COL0817Z1 (Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service), COL0817Z1 (Mcmaster-Carr Supply Co), COL0817Z1 (Fastenal Company Dba Fastenal Co) and 7 more.
Key specifications for COL0817Z1: Style Designator: CENTER MOUNT; End Item Identification: 7010-01-629-3574; Material: STEEL OVERALL. 2 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.