The Seat,helical Compression Spring, cataloged under National Stock Number 5340-01-498-1513, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Emerson Automation Solutions Final Control Us Lp Div Navy Product Team. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-498-1513 |
| Primary Part Number | 0191000203 |
| Item Name | Seat,helical Compression Spring |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team |
| Status | ACTIVE |
| Material Hardness Rating | 31.0 ROCKWELL A MINIMUM |
| Style Designator | SEAT |
| Spherical Seat Top Radius | 0.5000 INCHES NOMINAL IN |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 0191000203 PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| Reference | Meaning |
|---|---|
| NMP-701-7 | 5/9 Secondary reference Kunkle Industries Inc Lonergan Valve Div |
NSN 5340-01-498-1513 is a Seat,helical Compression Spring, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-498-1513 has 1 manufacturer part number on file: 0191000203 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).
Key specifications for 0191000203: Material Hardness Rating: 31.0 ROCKWELL A MINIMUM; Style Designator: SEAT; Part Name Assigned by Controlling Agency: UPPER SPRING STEP; End Item Identification: BRONZE RELIEF VALVES PER MIL-V-20065C, TYPE A-2, CLASS C. 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.