The Clamp,loop, cataloged under National Stock Number 5340-01-444-9589, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-444-9589 |
| Primary Part Number | HS5346-0028 |
| Item Name | Clamp,loop |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Style Designator | SINGLE LOOP |
| Material Document and Classification | QQ-A-250/5 T42 FED SPEC SINGLE MATERIAL RESPONSE BAND |
| Material Document and Classification | MIL-C-85052/1 MIL SPEC SINGLE MATERIAL RESPONSE CUSHION |
| Diameter | 0.204 INCHES NOMINAL IN |
| Material Thickness | 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN |
| Distance From Loop Center to Tongue End | 1.669 INCHES NOMINAL IN |
| Tongue Hole Type | ROUND, UNTHREADED |
| Center to Center Distance Between Loop and Mounting Hole | 1.359 INCHES MINIMUM AND 1.389 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY 2024 BAND |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR CUSHION |
| Loop Inside Diameter | 1.750 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 |
|---|---|
| HS5346-0028 PRIMARY | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| TA027004DO28 | 5/2 Secondary reference U.S. Government activity |
| HS5346-0028 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
NSN 5340-01-444-9589 is a Clamp,loop, manufactured by The Boeing Company, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-444-9589 has 1 manufacturer part number on file: HS5346-0028 (The Boeing Company).
Key specifications for HS5346-0028: Style Designator: SINGLE LOOP; Material Document and Classification: QQ-A-250/5 T42 FED SPEC SINGLE MATERIAL RESPONSE BAND; Material Document and Classification: MIL-C-85052/1 MIL SPEC SINGLE MATERIAL RESPONSE CUSHION; Diameter: 0.204 INCHES NOMINAL IN. 11 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.