The Parts Kit,coupling,flexible Shaf, cataloged under National Stock Number 3010-01-500-5850, 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 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-500-5850 |
| Primary Part Number | 416321 |
| Item Name | Parts Kit,coupling,flexible Shaf |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Rexnord Industries, Llc Div Couplings Division |
| Status | ACTIVE |
| Component Quantity | 64 |
| End Item Source | 59747 |
| Component Document Page Number | 4 |
| Package Model Number | 416321 |
| Document Identification | THOMAS TYPE SN-GA, TSN-GA COUPLINGS INSTALLATION INSTRUCTIONS |
| Component Document Origin | INDUSTRIAL |
| Unit Package Quantity | 4 |
| End Item Name | COUPLING, SHAFT, FLEXIBLE |
| Document Source | 59747 |
| 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 |
|---|---|
| 416321 PRIMARY | Rexnord Industries, Llc Div Couplings Division (USA) |
| C054099 ITEMS 5 THRU 8 | Rexnord Industries, Llc Div Couplings Division (USA) |
| Reference | Meaning |
|---|---|
| C054099 | D/9 Drawing number reference only Rexnord Industries, Llc Div Couplings Division |
NSN 3010-01-500-5850 is a Parts Kit,coupling,flexible Shaf, manufactured by Rexnord Industries, Llc Div Couplings Division, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-500-5850 has 2 manufacturer part numbers on file: 416321 (Rexnord Industries, Llc Div Couplings Division), C054099 ITEMS 5 THRU 8 (Rexnord Industries, Llc Div Couplings Division).
1 possible match (shared part number, not a government interchangeability claim): 3010-01-500-6086. Verify interchangeability with system specifications before substitution.
Key specifications for 416321: Component Quantity: 64; End Item Source: 59747; Component Document Page Number: 4; Package Model Number: 416321. 9 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.