The Pulley,groove, cataloged under National Stock Number 3020-01-473-7474, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is The Crosby Group Llc Dba the Crosby Group. Government technical data includes 19 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through both NSN and commercial part number lookups. 23 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-473-7474 |
| Primary Part Number | 916432 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | The Crosby Group Llc Dba the Crosby Group |
| Status | ACTIVE |
| Integral Cooling Vane | NOT INCLUDED |
| Bore Feature | INCLUDED |
| Split Hub Feature | NOT INCLUDED |
| Bore Length | 1.375 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Groove Shape | U |
| Outside Diameter | 8.000 INCHES NOMINAL IN |
| Style Designator | WEBBED OR SPOKED |
| Pitch Diameter | 6.625 INCHES NOMINAL IN |
| Groove Depth | 0.688 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Bearings | INCLUDED |
| Groove Quantity | 1 |
| Bearing Type | SLEEVE |
| Distance From Outside Flange/rim to Hub End and Location | 0.063 INCHES NOMINAL BOTH ENDS IN |
| Bore Diameter | 1.000 INCHES NOMINAL IN |
| Material | STEEL BODY |
| Face Width | 1.250 INCHES NOMINAL IN |
| Lightening Hole | NOT INCLUDED |
| 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 |
|---|---|
| 916432 PRIMARY | The Crosby Group Llc Dba the Crosby Group (USA) |
| Reference | Meaning |
|---|---|
| 124-5754756 PC 20 | D/9 Drawing number reference only Naval Sea Systems Command |
| 124-4364818 PC 20 | D/9 Drawing number reference only Naval Sea Systems Command |
| 124-4364814 PC 20 | D/9 Drawing number reference only Naval Sea Systems Command |
| 124-4322631 PC 17 | D/9 Drawing number reference only Naval Sea Systems Command |
| 124-5563777 PC 48 | D/9 Drawing number reference only Naval Sea Systems Command |
| 124-4322640 PC 16 | D/9 Drawing number reference only Naval Sea Systems Command |
| 124-4365529 PC 37 | D/9 Drawing number reference only Naval Sea Systems Command |
| 124-4557340 PC 40 | D/9 Drawing number reference only Naval Sea Systems Command |
| 124-4322642 PC 18 | D/9 Drawing number reference only Naval Sea Systems Command |
| 124-4364815 PC 20 | D/9 Drawing number reference only Naval Sea Systems Command |
| 124-4364812 PC 50 | D/9 Drawing number reference only Naval Sea Systems Command |
| 737-1111 | D/9 Drawing number reference only U.S. Government activity |
| 124-4364817 PC 19 | D/9 Drawing number reference only Naval Sea Systems Command |
| 916432 | 5/9 Secondary reference Stewart, Henry Company |
| 124-4322639 PC 15 | D/9 Drawing number reference only Naval Sea Systems Command |
| 124-4322637 PC | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 124-4367407 PC 54 | D/9 Drawing number reference only Naval Sea Systems Command |
| 124-4498686 PC 48 | D/9 Drawing number reference only Naval Sea Systems Command |
| 124-4364811 PC 19 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 124-4322638 PC 19 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 3020-01-473-7474 is a Pulley,groove, manufactured by The Crosby Group Llc Dba the Crosby Group, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-473-7474 has 1 manufacturer part number on file: 916432 (The Crosby Group Llc Dba the Crosby Group).
Key specifications for 916432: Integral Cooling Vane: NOT INCLUDED; Bore Feature: INCLUDED; Split Hub Feature: NOT INCLUDED; Bore Length: 1.375 INCHES NOMINAL IN. 19 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.