The Clamp,loop, cataloged under National Stock Number 5340-01-377-1548, 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 9 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-377-1548 |
| Primary Part Number | S863H56 |
| 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 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Style Designator | SINGLE LOOP |
| Material Document and Classification | QQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Material Thickness | 1.27 MILLIMETERS NOMINAL MM |
| Distance From Loop Center to Tongue End | 65.94 MILLIMETERS NOMINAL MM |
| Surface Treatment | ZINC OVERALL |
| Center to Center Distance Between Loop and Mounting Hole | 58.02 MILLIMETERS NOMINAL MM |
| Material | STEEL COMP 1010 OVERALL |
| Loop Inside Diameter | 88.9 MILLIMETERS NOMINAL 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 |
|---|---|
| 0FW3912419054 | Amz Alabama Inc. (USA) |
| 0FW3912419054 | Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc (USA) |
| S863H56 PRIMARY | Umpco, Inc. Dba Umpco Inc (USA) |
| Reference | Meaning |
|---|---|
| S463H-56 | 5/9 Secondary reference Umpco, Inc. Dba Umpco Inc |
| 12419054 | 7/2 Vendor item drawing reference U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 5340-01-377-1548 is a Clamp,loop, manufactured by Umpco, Inc. Dba Umpco Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-377-1548 has 3 manufacturer part numbers on file: 0FW3912419054 (Amz Alabama Inc.), 0FW3912419054 (Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc), S863H56 (Umpco, Inc. Dba Umpco Inc).
Key specifications for S863H56: Surface Treatment Document and Classification: QQ-Z-325 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Style Designator: SINGLE LOOP; Material Document and Classification: QQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Overall Width: 15.88 MILLIMETERS NOMINAL MM. 9 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.