The Clamp,loop, cataloged under National Stock Number 5340-00-426-4646, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-00-426-4646 |
| Primary Part Number | 4D8123 |
| Item Name | Clamp,loop |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Style Designator | SINGLE LOOP |
| Material Thickness | 0.025 INCHES NOMINAL IN |
| Distance From Loop Center to Tongue End | 1.610 INCHES NOMINAL IN |
| Center to Center Distance Between Loop and Mounting Hole | 1.250 INCHES NOMINAL IN |
| Material | STEEL BAND |
| Material | RUBBER CHLOROPRENE CLASS CR OR PLASTIC VINYL CUSHION |
| Loop Inside Diameter | 0.310 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 |
|---|---|
| 4D8123 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| Reference | Meaning |
|---|---|
| 4D-8123 | 5/9 Secondary reference Caterpillar of Australia Pty Ltd |
NSN 5340-00-426-4646 is a Clamp,loop, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-426-4646 has 1 manufacturer part number on file: 4D8123 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 4D8123: Style Designator: SINGLE LOOP; Overall Width: 0.750 INCHES NOMINAL IN; Material Thickness: 0.025 INCHES NOMINAL IN; Distance From Loop Center to Tongue End: 1.610 INCHES NOMINAL IN. 7 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.