The Strap,retaining, cataloged under National Stock Number 5340-01-663-3240, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-663-3240 |
| Item Name | Strap,retaining |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Mounting Hole Size | 0.204 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | ANS 2700, METHOD 1, CLASS 4 NATIONAL STD SINGLE TREATMENT RESPONSE |
| Distance Between Mounting Hole Centers | 9.88 INCHES NOMINAL IN |
| Mounting Pad | NOT INCLUDED |
| Style Designator | STRAIGHT ARCH |
| Material Document and Classification | AMS 3303 ASSN STD SINGLE MATERIAL RESPONSE CUSHIONING |
| Material Document and Classification | AMS-QQ-A-250/5 CONDITION T4 OR T42 NATIONAL STD 1ST MATERIAL RESPONSE AND AMS5516 NATIONAL STD 2ND MATERIAL RESPONSE AND AMS5510 NATIONAL STD 3RD MATERIAL RESPONSE AND AMS5513 NATIONAL STD 4TH MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED |
| Material Thickness | 0.040 INCHES NOMINAL IN |
| Cushion | INCLUDED |
| Specification/standard Data | 80205-NAS1711 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Distance Between Base and Inside of Arch | 1.61 INCHES MINIMUM AND 1.64 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE |
| Material | RUBBER SILICONE CLASS Q CUSHIONING |
| Material | ALUMINUM ALLOY 2024 AND STEEL COMP 302 AND STEEL COMP 321 AND STEEL COMP 304 LOCATION NOT OTHERWISE SPECIFIED |
| Inside Diameter/arch Length | 9.04 INCHES MINIMUM AND 9.07 INCHES MAXIMUM 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 |
| Reference | Meaning |
|---|---|
| NAS1711 | 3/1 Design control — primary reference U.S. Government activity |
| NAS1711D26-145S | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-01-663-3240 is a Strap,retaining, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-01-663-3240: Mounting Hole Size: 0.204 INCHES NOMINAL IN; Surface Treatment Document and Classification: ANS 2700, METHOD 1, CLASS 4 NATIONAL STD SINGLE TREATMENT RESPONSE; Distance Between Mounting Hole Centers: 9.88 INCHES NOMINAL IN; Mounting Pad: NOT INCLUDED. 15 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.