The Strap,retaining, cataloged under National Stock Number 5340-01-224-8530, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Department of the Army Hq United States Army Communications Research and Development Command. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-224-8530 |
| Primary Part Number | B4003897 |
| Item Name | Strap,retaining |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Department of the Army Hq United States Army Communications Research and Development Command |
| Status | ACTIVE |
| Mounting Hole Size | 0.220 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN |
| Distance Between Mounting Hole Centers | 18.310 INCHES NOMINAL IN |
| Mounting Pad | NOT INCLUDED |
| Style Designator | STRAIGHT ARCH |
| Material Thickness | 0.064 INCHES NOMINAL IN |
| Cushion | NOT INCLUDED |
| Distance Between Base and Inside of Arch | 5.000 INCHES NOMINAL IN |
| Surface Treatment | CHROMATE |
| Material | ALUMINUM ALLOY 3003 LOCATION NOT OTHERWISE SPECIFIED |
| Inside Diameter/arch Length | 17.440 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 |
|---|---|
| B4003897 | Department of the Army Hq United States Army Communications Research and Development Command (USA) |
| Reference | Meaning |
|---|---|
| B4003897 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-01-224-8530 is a Strap,retaining, manufactured by Department of the Army Hq United States Army Communications Research and Development Command, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-224-8530 has 1 manufacturer part number on file: B4003897 (Department of the Army Hq United States Army Communications Research and Development Command).
Key specifications for B4003897: Mounting Hole Size: 0.220 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN; Distance Between Mounting Hole Centers: 18.310 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.