The Catch,clamping, cataloged under National Stock Number 5340-00-571-0056, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-571-0056 |
| Primary Part Number | 8528812 |
| Item Name | Catch,clamping |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2,CLASS 2 FED SPEC ALL TREATMENT RESPONSES CLAW |
| Design Type | CLAW ENGAGING |
| Engaging Surface Width | 0.875 INCHES NOMINAL IN |
| Style Designator | SPECIAL |
| Material Document and Classification | SAE ASSN STD SINGLE MATERIAL RESPONSE BASE |
| Material Document and Classification | SAE ASSN STD SINGLE MATERIAL RESPONSE CATCH |
| Material Document and Classification | SAE ASSN STD SINGLE MATERIAL RESPONSE CLAW |
| Wing Nut Width | 2.750 INCHES NOMINAL IN |
| Catch Width | 1.594 INCHES NOMINAL IN |
| Extended Tension Spring Width | 3.188 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM AND CHROMATE CLAW |
| Material | STEEL COMP 1017 CATCH |
| Material | STEEL COMP 1020 BASE |
| Material | STEEL COMP 4130 CLAW |
| Hole Quantity | 7 |
| Operation Method | LATCH |
| Hole Diameter | 0.194 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 |
|---|---|
| 8528812 PRIMARY | Us Army Aviation and Missile Command (USA) |
| Reference | Meaning |
|---|---|
| C1900-218 | 5/9 Secondary reference U.S. Government activity |
NSN 5340-00-571-0056 is a Catch,clamping, manufactured by Us Army Aviation and Missile Command, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-571-0056 has 1 manufacturer part number on file: 8528812 (Us Army Aviation and Missile Command).
Key specifications for 8528812: Overall Height: 0.844 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416,TYPE 2,CLASS 2 FED SPEC ALL TREATMENT RESPONSES CLAW; Design Type: CLAW ENGAGING; Engaging Surface Width: 0.875 INCHES NOMINAL IN. 17 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.