The Clamp,loop, cataloged under National Stock Number 5340-01-528-0359, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Sae International Dba Sae International. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-528-0359 |
| Primary Part Number | AS21919WCH40 |
| Item Name | Clamp,loop |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE BAND |
| Material Diameter | 0.125 INCHES NOMINAL IN |
| Style Designator | OFFSET MOUNT |
| Material Document and Classification | AMS 5510 ASSN STD SINGLE MATERIAL RESPONSE BAND |
| Material Document and Classification | AMS 3310 ASSN STD SINGLE MATERIAL RESPONSE CUSHION |
| Diameter | 0.208 INCHES MINIMUM AND 0.218 INCHES MAXIMUM IN |
| Material Thickness | 0.040 INCHES NOMINAL IN |
| Distance From Loop Center to Tongue End | 2.037 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE BAND |
| Tongue Hole Type | ROUND, UNTHREADED |
| Center to Center Distance Between Loop and Mounting Hole | 1.728 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING BAND |
| Material | SILICON CUSHION |
| Loop Inside Diameter | 2.500 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 |
|---|---|
| AS21919WCH40 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| AS21919WCH40 | 3/9 Design control — primary reference U.S. Government activity |
| SAE-AS21919 | 3/1 Design control — primary reference Sae International Dba Sae International |
NSN 5340-01-528-0359 is a Clamp,loop, manufactured by Sae International Dba Sae International, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-528-0359 has 1 manufacturer part number on file: AS21919WCH40 (Sae International Dba Sae International).
Key specifications for AS21919WCH40: Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE BAND; Material Diameter: 0.125 INCHES NOMINAL IN; Style Designator: OFFSET MOUNT; Material Document and Classification: AMS 5510 ASSN STD SINGLE MATERIAL RESPONSE BAND. 14 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.