The Pulley,groove, cataloged under National Stock Number 3020-00-797-2273, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Stewart & Stevenson Power Products Llc. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-797-2273 |
| Primary Part Number | 28129 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Stewart & Stevenson Power Products Llc |
| Status | ACTIVE |
| Keying Facility Type | KEYWAY |
| Bore Diameter | 0.874 INCHES NOMINAL IN |
| Outside Diameter | 4.750 INCHES NOMINAL IN |
| Quantity | 1 |
| V Groove Angle in Deg | 36.0 |
| Integral Cooling Vane | NOT INCLUDED |
| Split Hub Feature | NOT INCLUDED |
| Material | IRON CAST OVERALL |
| Lightening Hole | NOT INCLUDED |
| Unable to Decode | UNABLE TO DECODE |
| Unable to Decode | UNABLE TO DECODE |
| Groove Shape | V |
| Distance From Outside Flange/rim to Hub End and Location | 0.187 INCHES NOMINAL AA END AND 1.375 INCHES NOMINAL BB END IN |
| Bore Feature | INCLUDED |
| Web/spoke Relationship to Face Centerline | OFFSET |
| Bearings | NOT INCLUDED |
| Design Form | WEBBED |
| Counterbore Location | AA END |
| Hub Outside Diameter | 1.500 INCHES NOMINAL AA END IN |
| Face Width | 2.469 INCHES NOMINAL IN |
| Groove Quantity | 2 |
| Bore Type | STRAIGHT |
| Counterbore Feature | INCLUDED |
| Counterbore Depth | 1.375 INCHES NOMINAL IN |
| Style Designator | WEBBED OR SPOKED |
| Groove Depth | 0.721 INCHES NOMINAL IN |
| Counterbore Diameter | 1.250 INCHES NOMINAL IN |
| Bore Length | 1.281 INCHES NOMINAL IN |
| Keyway Width | 0.250 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 28129 PRIMARY | Stewart & Stevenson Power Products Llc (USA) |
NSN 3020-00-797-2273 is a Pulley,groove, manufactured by Stewart & Stevenson Power Products Llc, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-797-2273 has 1 cross-referenced part number: 28129 (Stewart & Stevenson Power Products Llc).
There are 6 known substitutes for 3020-00-797-2273: 5360-00-314-7194, 5950-00-625-6936, 6685-00-837-6194 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 28129: Keying Facility Type: KEYWAY; Bore Diameter: 0.874 INCHES NOMINAL IN; Outside Diameter: 4.750 INCHES NOMINAL IN; Quantity: 1. 30 total characteristics are documented in the Federal Logistics Information System.