The Clamp,loop, cataloged under National Stock Number 5340-01-332-6640, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is J & M Products, Inc. Government technical data includes 13 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-332-6640 |
| Primary Part Number | JM44LC33WD13R |
| Item Name | Clamp,loop |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | J & M Products, Inc |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-C-5541,CL 1A MIL SPEC SINGLE TREATMENT RESPONSE BOLT A |
| Style Designator | SINGLE LOOP |
| Material Document and Classification | AMS 3347 ASSN STD SINGLE MATERIAL RESPONSE CUSHION |
| Material Document and Classification | QQ-A-25014,T42 FED SPEC SINGLE MATERIAL RESPONSE BAND |
| Diameter | 0.204 INCHES NOMINAL IN |
| Material Thickness | 0.032 INCHES NOMINAL IN |
| Distance From Loop Center to Tongue End | 1.127 INCHES MINIMUM AND 1.157 INCHES MAXIMUM IN |
| Surface Treatment | CHROMATE BAND |
| Tongue Hole Type | ROUND, UNTHREADED |
| Center to Center Distance Between Loop and Mounting Hole | 0.862 INCHES MINIMUM AND 0.892 INCHES MAXIMUM IN |
| Material | RUBBER SILICONE CLASS Q CUSHION |
| Material | ALUMINUM ALLOY 2024 BAND |
| Loop Inside Diameter | 0.798 INCHES MINIMUM AND 0.828 INCHES MAXIMUM 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 |
|---|---|
| 09A067WD13R | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| JM44LC33WD13R PRIMARY | J & M Products, Inc (USA) |
| Reference | Meaning |
|---|---|
| 830WD13R | 5/2 Secondary reference U.S. Government activity |
| TA025035WDC13HW | 5/2 Secondary reference U.S. Government activity |
NSN 5340-01-332-6640 is a Clamp,loop, manufactured by J & M Products, Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-332-6640 has 2 manufacturer part numbers on file: 09A067WD13R (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems), JM44LC33WD13R (J & M Products, Inc).
Key specifications for JM44LC33WD13R: Surface Treatment Document and Classification: MIL-C-5541,CL 1A MIL SPEC SINGLE TREATMENT RESPONSE BOLT A; Style Designator: SINGLE LOOP; Material Document and Classification: AMS 3347 ASSN STD SINGLE MATERIAL RESPONSE CUSHION; Material Document and Classification: QQ-A-25014,T42 FED SPEC SINGLE MATERIAL RESPONSE BAND. 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.