The Seat,helical Compression Spring, cataloged under National Stock Number 5340-01-099-7815, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Hatz Diesel of America Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 5340-01-099-7815 |
| Primary Part Number | 03215700 |
| Item Name | Seat,helical Compression Spring |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Hatz Diesel of America Inc |
| Status | ACTIVE |
| End Diameter | 1.5900 INCHES NOMINAL IN |
| Design Type | SOLID |
| Style Designator | SEAT |
| Counterbore Length | 0.2200 INCHES NOMINAL IN |
| Counterbore Diameter | 1.4550 INCHES NOMINAL IN |
| Bore Diameter | 0.6000 INCHES NOMINAL IN |
| Material | STEEL |
| 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 |
|---|---|
| 03215700 PRIMARY | Hatz Diesel of America Inc (USA) |
| Reference | Meaning |
|---|---|
| 82153 | 5/9 Secondary reference Davey Compressor Co Div of Keco Industries Inc |
NSN 5340-01-099-7815 is a Seat,helical Compression Spring, manufactured by Hatz Diesel of America Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-099-7815 has 1 manufacturer part number on file: 03215700 (Hatz Diesel of America Inc).
4 possible matches (shared part number, not a government interchangeability claim): 5935-01-120-8790, 5360-01-246-2501, 6650-01-460-7584. Verify interchangeability with system specifications before substitution.
Key specifications for 03215700: Overall Height: 0.2700 INCHES NOMINAL IN; End Diameter: 1.5900 INCHES NOMINAL IN; Design Type: SOLID; Style Designator: SEAT. 7 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.