The Seat,helical Compression Spring, cataloged under National Stock Number 5340-01-087-9116, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-01-087-9116 |
| Primary Part Number | 340932 |
| Item Name | Seat,helical Compression Spring |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. |
| Status | ACTIVE |
| Material Hardness Rating | 35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM |
| Design Type | SOLID |
| Material Document and Classification | AMS 6415 ASSN STD SINGLE MATERIAL RESPONSE |
| Material | STEEL COMP 4340 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 340932 PRIMARY | Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN) |
NSN 5340-01-087-9116 is a Seat,helical Compression Spring, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-087-9116 has 1 manufacturer part number on file: 340932 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.).
1 possible match (shared part number, not a government interchangeability claim): 5998-01-167-1448. Verify interchangeability with system specifications before substitution.
Key specifications for 340932: Material Hardness Rating: 35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM; Design Type: SOLID; Material Document and Classification: AMS 6415 ASSN STD SINGLE MATERIAL RESPONSE; Special Features: CASEHARDENED;O/A H 0.625 IN. MIN AND 0.635 IN. MAX; FIRST STEP DIA 1.687 IN. MIN & 1.697 IN. MAX; FIRST STEP LG 0.099 IN. MIN & 0.119 IN. MAX; SECOND STEP DIA 2.090 IN. MIN & 2.110 IN. MAX; BORE DIA 0.976 IN. MIN & 0.979 IN. MAX; END DIA 1.115 IN. MIN & 1.135 IN. MAX;BORE TAPER 7.5 DEG; DISTANCE FM END TO FIRST STEP 0.356 IN. MIN & 0.386 IN. MAX IN. 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.