The Seat,helical Compression Spring, cataloged under National Stock Number 5340-01-701-8683, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Kawasaki Precision Machinery (u.s.a.), Inc.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 5340-01-701-8683 |
| Primary Part Number | 2903270-0309 |
| Item Name | Seat,helical Compression Spring |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Kawasaki Precision Machinery (u.s.a.), Inc. |
| Status | ACTIVE |
| 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 |
|---|---|
| 2903270-0309 PRIMARY | Kawasaki Precision Machinery (u.s.a.), Inc. (USA) |
| Reference | Meaning |
|---|---|
| 02446-0353 | D/9 Drawing number reference only Kawasaki Precision Machinery (u.s.a.), Inc. |
| 02446-0353 REV- NO.537 | 5/9 Secondary reference Kawasaki Precision Machinery (u.s.a.), Inc. |
NSN 5340-01-701-8683 is a Seat,helical Compression Spring, manufactured by Kawasaki Precision Machinery (u.s.a.), Inc., classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-701-8683 has 1 manufacturer part number on file: 2903270-0309 (Kawasaki Precision Machinery (u.s.a.), Inc.).
4 possible matches (shared part number, not a government interchangeability claim): 5331-01-701-8728, 5315-01-701-8737, 5360-01-701-8740. Verify interchangeability with system specifications before substitution.
Key specifications for 2903270-0309: Part Name Assigned by Controlling Agency: SEAT, SPRING; End Item Identification: PUMP, AXIAL, PISTON; Material: STEEL. 1 specification is 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.