The Clamp,loop, cataloged under National Stock Number 5340-00-685-6458, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-00-685-6458 |
| Primary Part Number | 57A5A183-4 |
| Item Name | Clamp,loop |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Style Designator | SINGLE LOOP |
| Material Document and Classification | MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE BAND |
| Diameter | 0.128 INCHES NOMINAL IN |
| Material Thickness | 0.020 INCHES NOMINAL IN |
| Distance From Loop Center to Tongue End | 0.479 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE BAND |
| Tongue Hole Type | ROUND, UNTHREADED |
| Center to Center Distance Between Loop and Mounting Hole | 0.323 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING BAND |
| Loop Inside Diameter | 0.313 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 |
|---|---|
| 57A5A183-4 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 57A5A183-4 PRIMARY | Naval Air Warfare Center Aircraft Div (USA) |
| Reference | Meaning |
|---|---|
| TA551TSS5 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-00-685-6458 is a Clamp,loop, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-685-6458 has 2 manufacturer part numbers on file: 57A5A183-4 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 57A5A183-4 (Naval Air Warfare Center Aircraft Div).
Key specifications for 57A5A183-4: Style Designator: SINGLE LOOP; Material Document and Classification: MIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE BAND; Diameter: 0.128 INCHES NOMINAL IN; Overall Width: 0.250 INCHES NOMINAL IN. 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.