The Coupling,shaft,flexible, cataloged under National Stock Number 3010-00-122-0879, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Rexnord Industries, Llc Div Couplings Division. Government technical data includes 11 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-00-122-0879 |
| Primary Part Number | RC6018RB |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Rexnord Industries, Llc Div Couplings Division |
| Status | ACTIVE |
| Keyway Depth | 0.2500 INCHES NOMINAL BOTH ENDS IN |
| Securing Method | KEY BOTH ENDS |
| Bore Length | 4.0000 INCHES NOMINAL BOTH ENDS IN |
| Design Type | CLAMPING HUB |
| Keying Facility Type | KEYWAY BOTH ENDS |
| Outside Diameter | 6.375 INCHES NOMINAL6.375 INCHES NOMINAL IN |
| Features Provided | EXPOSED COUPLING BOLT TYPE |
| Bore Shape | STRAIGHT BOTH ENDS |
| Keying Facility Quantity | 1 BOTH ENDS |
| Keyway Width | 0.500 INCHES NOMINAL BOTH ENDS IN |
| Bore Diameter | 1.6875 INCHES NOMINAL BOTH ENDS IN |
| 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 |
|---|---|
| RC6018RB PRIMARY | Rexnord Industries, Llc Div Couplings Division (USA) |
| Reference | Meaning |
|---|---|
| RC6018RB | 5/9 Secondary reference Bay City Shovels, Inc |
| 3010PL1338927 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| RC6018 RB | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| RC6018 | 5/9 Secondary reference Rexnord Industries, Llc Div Couplings Division |
| RC6018RR0UGH | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| RC6018RC | 5/9 Secondary reference U.S. Government activity |
NSN 3010-00-122-0879 is a Coupling,shaft,flexible, manufactured by Rexnord Industries, Llc Div Couplings Division, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-00-122-0879 has 1 manufacturer part number on file: RC6018RB (Rexnord Industries, Llc Div Couplings Division).
Key specifications for RC6018RB: Keyway Depth: 0.2500 INCHES NOMINAL BOTH ENDS IN; Securing Method: KEY BOTH ENDS; Bore Length: 4.0000 INCHES NOMINAL BOTH ENDS IN; Design Type: CLAMPING HUB. 11 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.