The Clamp,loop, cataloged under National Stock Number 5340-01-340-5199, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Umpco, Inc. Dba Umpco Inc. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-340-5199 |
| Primary Part Number | ST1540-14 |
| Item Name | Clamp,loop |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Umpco, Inc. Dba Umpco Inc |
| Status | ACTIVE |
| Style Designator | OFFSET MOUNT |
| Material Document and Classification | AMS5510 ASSN STD SINGLE MATERIAL RESPONSE BAND |
| Material Document and Classification | PWA36450 MFR REF SINGLE MATERIAL RESPONSE CUSHION |
| Diameter | 0.204 INCHES NOMINAL IN |
| Material Thickness | 0.051 INCHES NOMINAL IN |
| Distance From Loop Center to Tongue End | 1.091 INCHES MINIMUM AND 1.151 INCHES MAXIMUM IN |
| Tongue Hole Type | ROUND, UNTHREADED |
| Center to Center Distance Between Loop and Mounting Hole | 0.868 INCHES MINIMUM AND 0.928 INCHES MAXIMUM IN |
| Material | RUBBER SILICONE CLASS Q CUSHION |
| Material | STEEL COMP 321 BAND |
| Loop Inside Diameter | 0.875 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 |
|---|---|
| ST1540-14 PRIMARY | Umpco, Inc. Dba Umpco Inc (USA) |
| ST1540-14 | Rtx Corporation Div Pratt & Whitney (USA) |
| Reference | Meaning |
|---|---|
| 5340PL0805272 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| ST1540-14 | 5/9 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
NSN 5340-01-340-5199 is a Clamp,loop, manufactured by Umpco, Inc. Dba Umpco Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-340-5199 has 2 manufacturer part numbers on file: ST1540-14 (Umpco, Inc. Dba Umpco Inc), ST1540-14 (Rtx Corporation Div Pratt & Whitney).
Key specifications for ST1540-14: Style Designator: OFFSET MOUNT; Material Document and Classification: AMS5510 ASSN STD SINGLE MATERIAL RESPONSE BAND; Material Document and Classification: PWA36450 MFR REF 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.