The Clamp,loop, cataloged under National Stock Number 5340-01-475-6412, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Ge Aviation Systems Limited Div Dowty Propellers. Government technical data includes 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-475-6412 |
| Primary Part Number | P339474 |
| Item Name | Clamp,loop |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Ge Aviation Systems Limited Div Dowty Propellers |
| Status | ACTIVE |
| Style Designator | SINGLE LOOP |
| Surface Treatment | PASSIVATE OVERALL |
| Tongue Hole Type | ROUND, UNTHREADED |
| Material | STEEL COMP 631 OVERALL |
| 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 |
|---|---|
| P339474 | Ge Aviation Systems Limited Div Dowty Propellers (GBR) |
| Reference | Meaning |
|---|---|
| P339474 | 3/2 Design control — primary reference U.S. Government activity |
| P339474 | 5/9 Secondary reference Lockheed Martin Aeronautical Systems Support Company Dba Lmassc |
NSN 5340-01-475-6412 is a Clamp,loop, manufactured by Ge Aviation Systems Limited Div Dowty Propellers, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-475-6412 has 1 manufacturer part number on file: P339474 (Ge Aviation Systems Limited Div Dowty Propellers).
1 possible match (shared part number, not a government interchangeability claim): 2840-01-497-8341. Verify interchangeability with system specifications before substitution.
Key specifications for P339474: Style Designator: SINGLE LOOP; Overall Width: 0.500 INCHES NOMINAL IN; Special Features: CLAMP CONTAINS SILICONE INSERT AND CUSHION; Surface Treatment: PASSIVATE OVERALL. 4 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.