The Retainer,helical Compression Spr, cataloged under National Stock Number 5340-01-113-5779, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Simmonds Precision Products Inc. Government technical data includes 4 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-113-5779 |
| Primary Part Number | A9533 |
| Item Name | Retainer,helical Compression Spr |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Simmonds Precision Products Inc |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE |
| Material Document and Classification | QQ-A-225/6, ALLOY 2024 FED SPEC 1ST MATERIAL RESPONSE AND WW-T-700/3, ALLOY 2024, T3, TYPE 1 FED SPEC 2ND MATERIAL RESPONSE |
| Surface Treatment | CHROMATE |
| Material | ALUMINUM ALLOY 2024 OR |
| 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 |
|---|---|
| A9533 PRIMARY | Simmonds Precision Products Inc (USA) |
NSN 5340-01-113-5779 is a Retainer,helical Compression Spr, manufactured by Simmonds Precision Products Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-113-5779 has 1 manufacturer part number on file: A9533 (Simmonds Precision Products Inc).
1 possible match (shared part number, not a government interchangeability claim): 5355-01-260-3754. Verify interchangeability with system specifications before substitution.
Key specifications for A9533: Surface Treatment Document and Classification: MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE; Material Document and Classification: QQ-A-225/6, ALLOY 2024 FED SPEC 1ST MATERIAL RESPONSE AND WW-T-700/3, ALLOY 2024, T3, TYPE 1 FED SPEC 2ND MATERIAL RESPONSE; Surface Treatment: CHROMATE; Material: ALUMINUM ALLOY 2024 OR. 4 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.