The Seat,helical Compression Spring, cataloged under National Stock Number 5340-01-345-1220, 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 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-345-1220 |
| Primary Part Number | NMP-1115 PIECE 22 |
| 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 Document and Classification | ASTM A276, COMP 304 ASSN STD SINGLE MATERIAL RESPONSE |
| Material | STEEL COMP 304 |
| 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 |
|---|---|
| 018924660RF3N | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| NMP-1115 PIECE 22 PRIMARY | Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA) |
| Reference | Meaning |
|---|---|
| NMP-1115 PIECE 22 | 3/9 Design control — primary reference Kunkle Industries Inc Lonergan Valve Div |
NSN 5340-01-345-1220 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 5340-01-345-1220 has 2 manufacturer part numbers on file: 018924660RF3N (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), NMP-1115 PIECE 22 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).
Key specifications for NMP-1115 PIECE 22: Material Document and Classification: ASTM A276, COMP 304 ASSN STD SINGLE MATERIAL RESPONSE; Material: STEEL COMP 304. 2 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.