The Loop,strap Fastener, cataloged under National Stock Number 5340-00-159-3687, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Buckles International, Inc.. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-159-3687 |
| Primary Part Number | 1-662RBLK |
| Item Name | Loop,strap Fastener |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Buckles International, Inc. |
| Status | ACTIVE |
| Inside Length | 1.000 INCHES NOMINAL IN |
| Style Designator | FOOTMANS LOOP |
| Material Document and Classification | QQ-W-461, COMP 1008, ANNEALED, FINISH, A/A FED SPEC SINGLE MATERIAL RESPONSE |
| Painted Feature | INCLUDED |
| Center to Center Distance Between Holes | 1.906 INCHES NOMINAL IN |
| Outside Width | 0.500 INCHES NOMINAL IN |
| Color | BLACK |
| Surface Treatment | OXIDE |
| Material | STEEL COMP 1008 |
| Inside Height | 0.250 INCHES NOMINAL IN |
| Hole Diameter | 0.219 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 |
|---|---|
| 1-662RBLK PRIMARY | Buckles International, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 011-0103-010 | 7/2 Vendor item drawing reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
NSN 5340-00-159-3687 is a Loop,strap Fastener, manufactured by Buckles International, Inc., classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-159-3687 has 1 manufacturer part number on file: 1-662RBLK (Buckles International, Inc.).
Key specifications for 1-662RBLK: Inside Length: 1.000 INCHES NOMINAL IN; Style Designator: FOOTMANS LOOP; Material Document and Classification: QQ-W-461, COMP 1008, ANNEALED, FINISH, A/A FED SPEC SINGLE MATERIAL RESPONSE; Painted Feature: INCLUDED. 11 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.