The Clamp,loop, cataloged under National Stock Number 5340-00-401-4278, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Dana Off Highway Products, Llc. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-00-401-4278 |
| Primary Part Number | PGF12640 |
| Item Name | Clamp,loop |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Dana Off Highway Products, Llc |
| Status | ACTIVE |
| Material Diameter | 0.375 INCHES NOMINAL IN |
| Style Designator | TWO PIECE |
| Integral Nut Type and Quantity | 2 PLAIN U BOLT |
| Material | STEEL BAND |
| Loop Inside Diameter | 3.375 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 |
NSN 5340-00-401-4278 is a Clamp,loop, manufactured by Dana Off Highway Products, Llc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-401-4278 has 2 manufacturer part numbers on file: PGF12640 (Dana Off Highway Products, Llc), X312 (Maremont Corp).
2 possible matches (shared part number, not a government interchangeability claim): 9390-00-787-8678, 5305-01-651-9159. Verify interchangeability with system specifications before substitution.
Key specifications for PGF12640: Material Diameter: 0.375 INCHES NOMINAL IN; Style Designator: TWO PIECE; Overall Width: 0.750 INCHES NOMINAL IN; Integral Nut Type and Quantity: 2 PLAIN U BOLT. 5 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.