The Insert,flexible Coupling, cataloged under National Stock Number 3010-00-585-1671, 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 7 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-00-585-1671 |
| Primary Part Number | 310619 |
| Item Name | Insert,flexible Coupling |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Rexnord Industries, Llc Div Couplings Division |
| Status | ACTIVE |
| Overall Thickness | 0.125 INCHES NOMINAL IN |
| Style Designator | MULTIPLE HOLES, ROUND BORE |
| Bolt Hole Diameter | 0.234 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 |
| Bolt Circle Diameter | 2.343 INCHES MINIMUM AND 2.344 INCHES MAXIMUM IN |
| Material | STEEL CORROSION RESISTING |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY O/A THK |
| 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 |
|---|---|
| 310619 | Rexnord Industries, Llc Div Couplings Division (USA) |
| Reference | Meaning |
|---|---|
| 10619 | 3/1 Design control — primary reference Rexnord Industries, Llc Div Couplings Division |
| 10619S | 5/9 Secondary reference Rexnord Industries, Llc Div Couplings Division |
| 10619-125 | C/1 Advisory reference — outside the item-of-supply concept Rexnord Industries, Llc Div Couplings Division |
NSN 3010-00-585-1671 is a Insert,flexible Coupling, manufactured by Rexnord Industries, Llc Div Couplings Division, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-00-585-1671 has 1 manufacturer part number on file: 310619 (Rexnord Industries, Llc Div Couplings Division).
6 possible matches (shared part number, not a government interchangeability claim): 5330-01-139-4574, 5360-01-171-1188, 2940-01-355-1255. Verify interchangeability with system specifications before substitution.
Key specifications for 310619: Overall Thickness: 0.125 INCHES NOMINAL IN; Style Designator: MULTIPLE HOLES, ROUND BORE; Bolt Hole Diameter: 0.234 INCHES NOMINAL IN; Bolt Hole Quantity: 4. 7 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.