The Spring,helical,compression, cataloged under National Stock Number 5360-00-291-0465, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions. Government technical data includes 10 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through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-00-291-0465 |
| Primary Part Number | 261A998-1 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.6485 INCHES NOMINAL IN |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Spring Solid Length | 0.625 INCHES NOMINAL IN |
| Style Designator | CYLINDRICAL |
| Spring Free Length | 2.350 INCHES NOMINAL IN |
| Spring Deflection Rate | 1.600 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.5625 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 261A998-1 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA) |
| Reference | Meaning |
|---|---|
| 3288555PC7 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 300-1617460PC7 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 261A998P1 | 5/9 Secondary reference Ametek Advanced Industries, Inc. |
| 215B733P7 | 5/9 Secondary reference General Electric Co Switchgear and Control Division of Apparatus Group |
| 261A998P1 | 5/9 Secondary reference General Electric Company |
| 2418440 | 5/9 Secondary reference General Electric Company |
| 2418440 | 5/9 Secondary reference General Electric Co Switchgear and Control Division of Apparatus Group |
| 261A998-1 | 3/9 Design control — primary reference Siemens Government Technologies, Inc. Dba Sgt Dresser-Rand Div Sgt Dresser-Rand |
| 696B736PC7 | 5/9 Secondary reference General Electric Co Switchgear and Control Division of Apparatus Group |
| 528E200 PIECE 2 | C/1 Advisory reference — outside the item-of-supply concept General Electric Co Switchgear and Control Division of Apparatus Group |
NSN 5360-00-291-0465 is a Spring,helical,compression, manufactured by Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-00-291-0465 has 1 manufacturer part number on file: 261A998-1 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions).
Key specifications for 261A998-1: Spring Free Outside Diameter: 0.6485 INCHES NOMINAL IN; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Spring Solid Length: 0.625 INCHES NOMINAL IN; Style Designator: CYLINDRICAL. 10 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.