The Clamp,loop, cataloged under National Stock Number 5340-01-660-9579, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-660-9579 |
| Item Name | Clamp,loop |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Surface Treatment Document and Classification | AMS2700, METHOD 1, CLASS 4 ASSN STD SINGLE TREATMENT RESPONSE BAND |
| Style Designator | CENTER MOUNT |
| Material Document and Classification | AMS3303 ASSN STD SINGLE MATERIAL RESPONSE CUSHION |
| Material Document and Classification | AMS5516 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5510 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5513 ASSN STD SINGLE MATERIAL RESPONSE BAND |
| Diameter | 0.204 INCHES NOMINAL IN |
| Material Thickness | 0.051 INCHES NOMINAL IN |
| Distance From Loop Center to Tongue End | 1.3815 INCHES MINIMUM AND 1.4115 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE BAND |
| Tongue Hole Type | ROUND, UNTHREADED |
| Center to Center Distance Between Loop and Mounting Hole | 1.1625 INCHES MINIMUM AND 1.1925 INCHES MAXIMUM IN |
| Material | RUBBER SILICONE CLASS Q CUSHION |
| Material | STEEL COMP 302 OR STEEL COMP 321 OR STEEL COMP 304 BAND |
| Loop Inside Diameter | 1.375 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 |
| Reference | Meaning |
|---|---|
| NAS1713C22S | 3/2 Design control — primary reference U.S. Government activity |
| AIA/NAS NAS1713 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5340-01-660-9579 is a Clamp,loop, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-01-660-9579: Surface Treatment Document and Classification: AMS2700, METHOD 1, CLASS 4 ASSN STD SINGLE TREATMENT RESPONSE BAND; Style Designator: CENTER MOUNT; Material Document and Classification: AMS3303 ASSN STD SINGLE MATERIAL RESPONSE CUSHION; Material Document and Classification: AMS5516 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5510 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5513 ASSN STD SINGLE MATERIAL RESPONSE BAND. 13 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.