The Clamp,loop, cataloged under National Stock Number 5340-01-350-2444, 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 12 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-350-2444 |
| Primary Part Number | S463G4 |
| Item Name | Clamp,loop |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Umpco, Inc. Dba Umpco Inc |
| Status | ACTIVE |
| Style Designator | SINGLE LOOP |
| Material Document and Classification | AMS 3209 ASSN STD SINGLE MATERIAL RESPONSE CUSHION |
| Material Thickness | 0.026 INCHES MINIMUM AND 0.036 INCHES MAXIMUM IN |
| Distance From Loop Center to Tongue End | 1.139 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM BAND |
| Tongue Hole Type | OBLONG |
| Center to Center Distance Between Loop and Mounting Hole | 0.624 INCHES MINIMUM AND 0.654 INCHES MAXIMUM IN |
| Material | STEEL BAND |
| Material | RUBBER CHLOROPRENE CLASS CR CUSHION |
| Slot Width | 0.281 INCHES NOMINAL IN |
| Slot Length | 0.406 INCHES NOMINAL IN |
| Loop Inside Diameter | 0.250 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 |
|---|---|
| JM55LC6S-4 | J & M Products, Inc (USA) |
| 23-09528-004 | Daimler Truck North America Llc (USA) |
| S463G4 PRIMARY | Umpco, Inc. Dba Umpco Inc (USA) |
NSN 5340-01-350-2444 is a Clamp,loop, manufactured by Umpco, Inc. Dba Umpco Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-350-2444 has 3 manufacturer part numbers on file: JM55LC6S-4 (J & M Products, Inc), 23-09528-004 (Daimler Truck North America Llc), S463G4 (Umpco, Inc. Dba Umpco Inc).
Key specifications for S463G4: Style Designator: SINGLE LOOP; Material Document and Classification: AMS 3209 ASSN STD SINGLE MATERIAL RESPONSE CUSHION; Overall Width: 0.610 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN; Material Thickness: 0.026 INCHES MINIMUM AND 0.036 INCHES MAXIMUM IN. 12 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.