The Seat,helical Compression Spring, cataloged under National Stock Number 5340-01-119-0820, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-119-0820 |
| Primary Part Number | 2774018-101 |
| Item Name | Seat,helical Compression Spring |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics |
| Status | ACTIVE |
| End Diameter | 1.4800 INCHES MINIMUM AND 1.4900 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | PS13001, MCDONNELL DOUGLAS CORP MFR REF SINGLE TREATMENT RESPONSE |
| Design Type | SOLID |
| Style Designator | SEAT |
| Counterbore Length | 0.0860 INCHES MINIMUM AND 0.0900 INCHES MAXIMUM IN |
| Counterbore Diameter | 1.4710 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE |
| Bore Diameter | 1.2300 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 |
|---|---|
| 2774018-101 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics (USA) |
| Reference | Meaning |
|---|---|
| 10112380 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 2774018-101 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5340-01-119-0820 is a Seat,helical Compression Spring, manufactured by Parker-Hannifin Corporation Dba Pneutronics, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-119-0820 has 1 manufacturer part number on file: 2774018-101 (Parker-Hannifin Corporation Dba Pneutronics).
Key specifications for 2774018-101: Overall Height: 0.1000 INCHES NOMINAL IN; End Diameter: 1.4800 INCHES MINIMUM AND 1.4900 INCHES MAXIMUM IN; Surface Treatment Document and Classification: PS13001, MCDONNELL DOUGLAS CORP MFR REF SINGLE TREATMENT RESPONSE; Design Type: SOLID. 9 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.