The Clamp,loop, cataloged under National Stock Number 5340-01-690-0577, 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 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-01-690-0577 |
| Primary Part Number | AS21919WDE17 |
| Item Name | Clamp,loop |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-C-5541 CL 1A MIL SPEC SINGLE TREATMENT RESPONSE BAND A |
| Style Designator | OFFSET MOUNT |
| Material Document and Classification | QQ-A-250/5 FED SPEC ALL MATERIAL RESPONSES BAND |
| Diameter | 0.223 INCHES NOMINAL IN |
| Material Thickness | 0.050 INCHES NOMINAL IN |
| Distance From Loop Center to Tongue End | 1.221 INCHES NOMINAL IN |
| Surface Treatment | CHROMATE BAND |
| Tongue Hole Type | ROUND, UNTHREADED |
| Center to Center Distance Between Loop and Mounting Hole | 1.002 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Loop Inside Diameter | 1.063 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 |
| Part Number | Manufacturer |
|---|---|
| AS21919WDE17 | Leonardo Spa Aeronautics Division - Pomigliano D'arco Site (ITA) |
| AS21919WDE17 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| SAE-AS21919 | 3/1 Design control — primary reference Sae International Dba Sae International |
NSN 5340-01-690-0577 is a Clamp,loop, manufactured by Sae International Dba Sae International, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-690-0577 has 2 manufacturer part numbers on file: AS21919WDE17 (Leonardo Spa Aeronautics Division - Pomigliano D'arco Site), AS21919WDE17 (Sae International Dba Sae International).
Key specifications for AS21919WDE17: Surface Treatment Document and Classification: MIL-C-5541 CL 1A MIL SPEC SINGLE TREATMENT RESPONSE BAND A; Style Designator: OFFSET MOUNT; Material Document and Classification: QQ-A-250/5 FED SPEC ALL MATERIAL RESPONSES BAND; Diameter: 0.223 INCHES NOMINAL IN. 11 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.