The Clamp,loop, cataloged under National Stock Number 5340-01-246-0666, 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 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-246-0666 |
| Primary Part Number | S332G12 |
| Item Name | Clamp,loop |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Umpco, Inc. Dba Umpco Inc |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-Z-325,TY2,CL2 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-416,TY2,CL2 FED SPEC 2ND TREATMENT RESPONSE BAND |
| Cushioning Environmental Protection | OIL RESISTANT AND WEATHER RESISTANT AND OZONE RESISTANT AND HEAT |
| Style Designator | OFFSET MOUNT |
| Material Document and Classification | AMS 3209 ASSN STD SINGLE MATERIAL RESPONSE CUSHION |
| Diameter | 0.531 INCHES NOMINAL IN |
| Material Thickness | 0.030 INCHES NOMINAL IN |
| Distance From Loop Center to Tongue End | 1.438 INCHES NOMINAL IN |
| Surface Treatment | ZINC AND CHROMATE OR CADMIUM AND CHROMATE BAND |
| Tongue Hole Type | ROUND, UNTHREADED |
| Center to Center Distance Between Loop and Mounting Hole | 0.998 INCHES NOMINAL IN |
| Material | STEEL COMP 1010 BAND |
| Material | RUBBER CHLOROPRENE CLASS CR CUSHION |
| Loop Inside Diameter | 0.750 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 |
|---|---|
| S332G12 PRIMARY | Umpco, Inc. Dba Umpco Inc (USA) |
| Reference | Meaning |
|---|---|
| 5029209-072-103 | 5/2 Secondary reference U.S. Government activity |
NSN 5340-01-246-0666 is a Clamp,loop, manufactured by Umpco, Inc. Dba Umpco Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-246-0666 has 1 manufacturer part number on file: S332G12 (Umpco, Inc. Dba Umpco Inc).
Key specifications for S332G12: Surface Treatment Document and Classification: QQ-Z-325,TY2,CL2 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-416,TY2,CL2 FED SPEC 2ND TREATMENT RESPONSE BAND; Cushioning Environmental Protection: OIL RESISTANT AND WEATHER RESISTANT AND OZONE RESISTANT AND HEAT; Style Designator: OFFSET MOUNT; Material Document and Classification: AMS 3209 ASSN STD SINGLE MATERIAL RESPONSE CUSHION. 13 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.