The Retainer,helical Compression Spr, cataloged under National Stock Number 5340-01-302-5069, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Lawler Manufacturing Company, Inc.. Government technical data includes 8 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. 2 items share 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 | 5340-01-302-5069 |
| Primary Part Number | 2663 |
| Item Name | Retainer,helical Compression Spr |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Lawler Manufacturing Company, Inc. |
| Status | ACTIVE |
| Flange Diameter | 2.375 INCHES NOMINAL IN |
| Flange Thickness | 0.250 INCHES NOMINAL IN |
| Body Outside Diameter | 1.469 INCHES NOMINAL IN |
| Style Designator | IRREGULAR |
| Material Document and Classification | QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE |
| Body Inside Diameter | 0.625 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Material | COPPER ALLOY |
| 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 |
NSN 5340-01-302-5069 is a Retainer,helical Compression Spr, manufactured by Lawler Manufacturing Company, Inc., classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-302-5069 has 2 manufacturer part numbers on file: 71997-7 (Lawler Manufacturing Company, Inc.), 2663 (Lawler Manufacturing Company, Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 6750-01-353-9052, 5935-01-393-6865. Verify interchangeability with system specifications before substitution.
Key specifications for 2663: Flange Diameter: 2.375 INCHES NOMINAL IN; Overall Height: 0.750 INCHES NOMINAL IN; Flange Thickness: 0.250 INCHES NOMINAL IN; Body Outside Diameter: 1.469 INCHES NOMINAL IN. 8 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.