The Clamp,loop, cataloged under National Stock Number 5340-01-521-7355, 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 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-521-7355 |
| Primary Part Number | AS21919WCG21 |
| Item Name | Clamp,loop |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Surface Treatment Document and Classification | AMS-QQ-P-35 ASSN STD SINGLE TREATMENT RESPONSE BAND |
| Cushioning Environmental Protection | OZONE RESISTANT |
| Material Diameter | 0.032 INCHES NOMINAL IN |
| Style Designator | OFFSET MOUNT |
| Material Document and Classification | AMS-3209 ASSN STD SINGLE MATERIAL RESPONSE CUSHION |
| Material Document and Classification | AMS-5510 ASSN STD SINGLE MATERIAL RESPONSE BAND |
| Diameter | 0.218 INCHES MINIMUM AND 0.228 INCHES MAXIMUM IN |
| Material Thickness | 0.032 INCHES NOMINAL IN |
| Distance From Loop Center to Tongue End | 1.358 INCHES MINIMUM AND 1.388 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE BAND |
| Tongue Hole Type | ROUND, UNTHREADED |
| Center to Center Distance Between Loop and Mounting Hole | 1.139 INCHES MINIMUM AND 1.169 INCHES MAXIMUM IN |
| Material | STEEL CORROSION RESISTING BAND |
| Material | RUBBER CHLOROPRENE CLASS CR CUSHION |
| Loop Inside Diameter | 1.298 INCHES MINIMUM AND 1.328 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 |
|---|---|
| AS21919WCG21 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| AS21919WCG21 | 3/9 Design control — primary reference U.S. Government activity |
| SAE-AS21919 | 3/1 Design control — primary reference Sae International Dba Sae International |
NSN 5340-01-521-7355 is a Clamp,loop, manufactured by Sae International Dba Sae International, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-521-7355 has 1 manufacturer part number on file: AS21919WCG21 (Sae International Dba Sae International).
Key specifications for AS21919WCG21: Surface Treatment Document and Classification: AMS-QQ-P-35 ASSN STD SINGLE TREATMENT RESPONSE BAND; Cushioning Environmental Protection: OZONE RESISTANT; Material Diameter: 0.032 INCHES NOMINAL IN; Style Designator: OFFSET MOUNT. 15 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.