The Pulley,groove, cataloged under National Stock Number 3020-00-887-8547, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Industrial Technologies and Services Llc. Government technical data includes 19 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-887-8547 |
| Primary Part Number | 21670 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Industrial Technologies and Services Llc |
| Status | ACTIVE |
| Pitch Diameter | 4.150 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Groove Shape | V |
| Face Width | 0.910 INCHES NOMINAL IN |
| Groove Quantity | 1 |
| Bore Type | STRAIGHT |
| Design Form | PLAIN |
| Bearings | NOT INCLUDED |
| Integral Cooling Vane | NOT INCLUDED |
| Bore Feature | INCLUDED |
| Lightening Hole | NOT INCLUDED |
| Standard V-Belt Section Designation for Which Designed | 5L |
| Style Designator | PLAIN |
| Bore Diameter | 2.832 INCHES NOMINAL IN |
| Outside Diameter | 4.500 INCHES NOMINAL IN |
| V Groove Angle in Deg | 39.0 |
| Groove Depth | 0.627 INCHES NOMINAL IN |
| Bore Length | 0.910 INCHES NOMINAL IN |
| Groove Width | 0.656 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 21670 PRIMARY | Industrial Technologies and Services Llc (USA) |
NSN 3020-00-887-8547 is a Pulley,groove, manufactured by Industrial Technologies and Services Llc, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-887-8547 has 1 cross-referenced part number: 21670 (Industrial Technologies and Services Llc).
There are 7 known substitutes for 3020-00-887-8547: 4710-00-010-9572, 4720-00-447-3584, 5330-00-790-8709 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 21670: Pitch Diameter: 4.150 INCHES NOMINAL IN; Material: STEEL OVERALL; Groove Shape: V; Face Width: 0.910 INCHES NOMINAL IN. 19 total characteristics are documented in the Federal Logistics Information System.