The Pulley,groove, cataloged under National Stock Number 3020-01-289-9736, 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 Carl Stahl Sava Industries, Inc.. Government technical data includes 22 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-289-9736 |
| Primary Part Number | OP-0150-RS50-69-44 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Carl Stahl Sava Industries, Inc. |
| Status | ACTIVE |
| Integral Cooling Vane | NOT INCLUDED |
| Bore Feature | INCLUDED |
| Bearing Quantity | 2 |
| Split Hub Feature | NOT INCLUDED |
| Bore Length | 0.440 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Groove Radius | 0.239 INCHES NOMINAL IN |
| Groove Shape | U |
| Outside Diameter | 2.0000 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Groove Depth | 0.500 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Bearings | INCLUDED |
| Groove Quantity | 1 |
| Bearing Type | ROLLER |
| Surface Treatment | ZINC |
| Counterbore Feature | NOT INCLUDED |
| Bore Diameter | 0.500 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Face Width | 0.4400 INCHES NOMINAL IN |
| Groove Width | 0.330 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 |
|---|---|
| OP-0150-RS50-69-44 PRIMARY | Carl Stahl Sava Industries, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 09-163-RBS50-69-44 | 5/9 Secondary reference U.S. Government activity |
| OP-150-RS50-69-44 | 5/9 Secondary reference Carl Stahl Sava Industries, Inc. |
| OP-163-RBS50-69-44 | 5/9 Secondary reference Carl Stahl Sava Industries, Inc. |
| 31036-90023 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 3020-01-289-9736 is a Pulley,groove, manufactured by Carl Stahl Sava Industries, Inc., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-289-9736 has 1 manufacturer part number on file: OP-0150-RS50-69-44 (Carl Stahl Sava Industries, Inc.).
Key specifications for OP-0150-RS50-69-44: Integral Cooling Vane: NOT INCLUDED; Bore Feature: INCLUDED; Bearing Quantity: 2; Split Hub Feature: NOT INCLUDED. 22 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.