The Clamp,loop, cataloged under National Stock Number 5340-01-589-4823, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Clamps Inc. Government technical data includes 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5340-01-589-4823 |
| Primary Part Number | UD0275A1 |
| Item Name | Clamp,loop |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Clamps Inc |
| Status | ACTIVE |
| Style Designator | TWO PIECE |
| Material | STEEL OVERALL |
| Loop Inside Diameter | 72.6 MILLIMETERS MINIMUM AND 75.8 MILLIMETERS MAXIMUM MM |
| 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 |
|---|---|
| UD0275A1 PRIMARY | Clamps Inc (USA) |
| A028X865 | Cummins Power Generation Inc. (USA) |
| Reference | Meaning |
|---|---|
| 04-21041 | D/9 Drawing number reference only Department of Defense Project Manager-Mobile Electric Power |
| 04-21041-3 | 7/2 Vendor item drawing reference Department of Defense Project Manager-Mobile Electric Power |
NSN 5340-01-589-4823 is a Clamp,loop, manufactured by Clamps Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-589-4823 has 2 manufacturer part numbers on file: UD0275A1 (Clamps Inc), A028X865 (Cummins Power Generation Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-593-8291. Verify interchangeability with system specifications before substitution.
Key specifications for UD0275A1: Style Designator: TWO PIECE; Overall Length: 115.8 MILLIMETERS MINIMUM AND 119.0 MILLIMETERS MAXIMUM MM; Overall Width: 20.0 MILLIMETERS MINIMUM AND 21.6 MILLIMETERS MAXIMUM MM; Part Name Assigned by Controlling Agency: CLAMP, EXHAUST. 3 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.