The Coupling,shaft,flexible, cataloged under National Stock Number 3010-00-609-3301, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Salem Manufacturing & Sales Inc Div Salem Manufacturing and Sales Inc. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 — Torque Converters and Speed Changers (FSG 30) |
| Manufacturers | Salem Manufacturing & Sales Inc Div Salem Manufacturing and Sales Inc (CAGE 57140); Reliance Electric Company Dba Reliance & Dodge Brands (CAGE 71956); Curtiss-Wright Electro-Mechanical Corporation Div Epd (CAGE 0UBG9) |
| Parameter | Value |
|---|---|
| NSN | 3010-00-609-3301 |
| Primary Part Number | SMS-250GC185X12 |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Salem Manufacturing & Sales Inc Div Salem Manufacturing and Sales Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| SMS-250GC185X12 | Salem Manufacturing & Sales Inc Div Salem Manufacturing and Sales Inc (USA) |
| 2 1/2HSIG-SER-0-54200 | Reliance Electric Company Dba Reliance & Dodge Brands (USA) |
| 250GC185X12 | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| Reference | Meaning |
|---|---|
| 2 1-2HS | 5/9 Secondary reference Somerset Engineering Div Midland-Ross Corp |
| 2 1/2HS1G | 3/9 Design control — primary reference Somerset Engineering Div Midland-Ross Corp |
| 250GC185X12 | 5/9 Secondary reference Ingersoll Rand Co |
| W-244469 | 5/9 Secondary reference Ingersoll Rand Co |
| 250GC185X12 | 5/9 Secondary reference U.S. Government activity |
NSN 3010-00-609-3301 is a Coupling,shaft,flexible, manufactured by Salem Manufacturing & Sales Inc Div Salem Manufacturing and Sales Inc, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-00-609-3301 has 3 manufacturer part numbers on file: SMS-250GC185X12 (Salem Manufacturing & Sales Inc Div Salem Manufacturing and Sales Inc), 2 1/2HSIG-SER-0-54200 (Reliance Electric Company Dba Reliance & Dodge Brands), 250GC185X12 (Curtiss-Wright Electro-Mechanical Corporation Div Epd).
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.