The Spring,helical,compression, cataloged under National Stock Number 5360-01-033-3061, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is Semco Instruments, Inc. Dba Harcosemco. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5360-01-033-3061 |
| Primary Part Number | MSC9112 |
| Item Name | Spring,helical,compression |
| FSC / FSG | 5360 / 53 — Coil, Flat, Leaf, and Wire Springs |
| Manufacturer | Semco Instruments, Inc. Dba Harcosemco |
| Status | ACTIVE |
| Spring Free Outside Diameter | 0.243 INCHES MAXIMUM IN |
| End Style | SPRING END,SQUARED AND GROUND BOTH ENDS |
| Style Designator | CYLINDRICAL |
| Material Document and Classification | 17-7PH MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Spring Free Length | 0.590 INCHES NOMINAL IN |
| Spring Deflection Rate | 40.000 POUNDS PER INCH NOMINAL LBS |
| Inside Diameter | 0.173 INCHES NOMINAL IN |
| Coil Quantity | 7.5 |
| Coil Helix Direction | RIGHT-HAND OR LEFT-HAND |
| Material | STEEL COMP 631 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 |
|---|---|
| MSC9112 PRIMARY | Semco Instruments, Inc. Dba Harcosemco (USA) |
NSN 5360-01-033-3061 is a Spring,helical,compression, manufactured by Semco Instruments, Inc. Dba Harcosemco, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
NSN 5360-01-033-3061 has 1 manufacturer part number on file: MSC9112 (Semco Instruments, Inc. Dba Harcosemco).
Key specifications for MSC9112: Spring Free Outside Diameter: 0.243 INCHES MAXIMUM IN; End Style: SPRING END,SQUARED AND GROUND BOTH ENDS; Style Designator: CYLINDRICAL; Material Document and Classification: 17-7PH MFR REF SINGLE MATERIAL RESPONSE OVERALL. 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.