The Pulley,flat, cataloged under National Stock Number 3020-00-989-0471, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is New Haven Mfg Corp. Government technical data includes 28 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-989-0471 |
| Primary Part Number | 37509 |
| Item Name | Pulley,flat |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | New Haven Mfg Corp |
| Status | ACTIVE |
| Pilot Diameter | 3.250 INCHES NOMINAL IN |
| Bearings | INCLUDED |
| Lightening Hole | NOT INCLUDED |
| Crown Face | NOT INCLUDED |
| Bearing Quantity | 1 |
| Surface Treatment | PASSIVATE |
| Shaft Size for Which Designed | 0.156 INCHES NOMINAL IN |
| Counterbore Feature | INCLUDED |
| Face Width | 0.200 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Style Designator | PLAIN |
| Rim Type | SOLID |
| Integral Cooling Vane | NOT INCLUDED |
| Bore Type | STRAIGHT |
| Bore Feature | INCLUDED |
| Counterbore Location | BOTH ENDS |
| Flange Location | OUTSIDE |
| Bearing Type | NEEDLE ROLLER |
| Keying Facility | NOT INCLUDED |
| Split Hub Feature | NOT INCLUDED |
| Outside Diameter | 0.490 INCHES NOMINAL IN |
| Counterbore Depth | 0.036 INCHES NOMINAL IN |
| Outside Diameter | 0.560 INCHES NOMINAL IN |
| Counterbore Diameter | 0.406 INCHES NOMINAL IN |
| Flange Width | 0.014 INCHES NOMINAL IN |
| Bore Diameter | 0.156 INCHES NOMINAL IN |
| Flange Quantity | 2 |
| Bore Length | 0.228 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 37509 | New Haven Mfg Corp (USA) |
NSN 3020-00-989-0471 is a Pulley,flat, manufactured by New Haven Mfg Corp, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-989-0471 has 1 cross-referenced part number: 37509 (New Haven Mfg Corp).
There are 4 known substitutes for 3020-00-989-0471: 5935-00-484-4576, 5930-00-810-5410, 5940-01-149-5731 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 37509: Pilot Diameter: 3.250 INCHES NOMINAL IN; Bearings: INCLUDED; Lightening Hole: NOT INCLUDED; Crown Face: NOT INCLUDED. 28 total characteristics are documented in the Federal Logistics Information System.