The Clamp,loop, cataloged under National Stock Number 5340-00-159-8609, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Martin-Baker Aircraft Company Limited. Government technical data includes 9 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-159-8609 |
| Primary Part Number | MBEU1654GRU5 |
| Item Name | Clamp,loop |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Martin-Baker Aircraft Company Limited |
| Status | ACTIVE |
| Style Designator | SINGLE LOOP |
| Material Document and Classification | S521 FSCM U1604 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Diameter | 0.257 INCHES NOMINAL IN |
| Material Thickness | 0.028 INCHES NOMINAL IN |
| Distance From Loop Center to Tongue End | 0.812 INCHES NOMINAL IN |
| Tongue Hole Type | ROUND, UNTHREADED |
| Center to Center Distance Between Loop and Mounting Hole | 0.562 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Loop Inside Diameter | 0.400 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 |
|---|---|
| MBEU1654GRU5 PRIMARY | Martin-Baker Aircraft Company Limited (GBR) |
NSN 5340-00-159-8609 is a Clamp,loop, manufactured by Martin-Baker Aircraft Company Limited, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-159-8609 has 1 manufacturer part number on file: MBEU1654GRU5 (Martin-Baker Aircraft Company Limited).
Key specifications for MBEU1654GRU5: Style Designator: SINGLE LOOP; Material Document and Classification: S521 FSCM U1604 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Diameter: 0.257 INCHES NOMINAL IN; Overall Width: 0.500 INCHES NOMINAL IN. 9 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.