The Strap,retaining, cataloged under National Stock Number 5340-01-086-6740, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Farr Co. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-086-6740 |
| Primary Part Number | B-51799 |
| Item Name | Strap,retaining |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Farr Co |
| Status | ACTIVE |
| Mounting Hole Size | 0.344 INCHES NOMINAL IN |
| Distance Between Mounting Hole Centers | 29.562 INCHES NOMINAL IN |
| Mounting Pad | NOT INCLUDED |
| Style Designator | STRAIGHT ARCH |
| Material Thickness | 0.060 INCHES NOMINAL IN |
| Cushion | NOT INCLUDED |
| Distance Between Base and Inside of Arch | 1.082 INCHES MINIMUM AND 1.092 INCHES MAXIMUM IN |
| Surface Treatment | PHOSPHATE OR CHROMATE ZINC |
| Material | STEEL LOCATION NOT OTHERWISE SPECIFIED |
| Inside Diameter/arch Length | 28.562 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 |
NSN 5340-01-086-6740 is a Strap,retaining, manufactured by Farr Co, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-086-6740 has 2 manufacturer part numbers on file: 2AD403 (Oshkosh Defense Llc), B-51799 (Farr Co).
Key specifications for B-51799: Mounting Hole Size: 0.344 INCHES NOMINAL IN; Distance Between Mounting Hole Centers: 29.562 INCHES NOMINAL IN; Mounting Pad: NOT INCLUDED; Style Designator: STRAIGHT ARCH. 10 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.