The Clutch,sliding Sleeve,nonvehicul, cataloged under National Stock Number 3010-01-255-4447, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Calgon Carbon Uv Technologies Llc Dba Hyde Marine. Government technical data includes 1 specification, 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. 3 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 | 3010-01-255-4447 |
| Primary Part Number | 21651 |
| Item Name | Clutch,sliding Sleeve,nonvehicul |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Calgon Carbon Uv Technologies Llc Dba Hyde Marine |
| Status | ACTIVE |
| Outside Diameter | 10.000 INCHES NOMINAL 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 |
|---|---|
| 310463 SEQUENCE 21 | Calgon Carbon Uv Technologies Llc Dba Hyde Marine (USA) |
| 21651 PRIMARY | Calgon Carbon Uv Technologies Llc Dba Hyde Marine (USA) |
NSN 3010-01-255-4447 is a Clutch,sliding Sleeve,nonvehicul, manufactured by Calgon Carbon Uv Technologies Llc Dba Hyde Marine, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-255-4447 has 2 manufacturer part numbers on file: 310463 SEQUENCE 21 (Calgon Carbon Uv Technologies Llc Dba Hyde Marine), 21651 (Calgon Carbon Uv Technologies Llc Dba Hyde Marine).
3 possible matches (shared part number, not a government interchangeability claim): 3120-01-303-8635, 5360-01-331-0071, 6685-01-517-0494. Verify interchangeability with system specifications before substitution.
Key specifications for 21651: Outside Diameter: 10.000 INCHES NOMINAL IN; End Item Identification: HYDE PRODUCTS WINCH MODELS 3186,3187. 1 specification is 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.