The Pulley,groove, cataloged under National Stock Number 3020-01-182-0537, 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 Indal Technologies Inc. Government technical data includes 26 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-182-0537 |
| Primary Part Number | 6532C039-1 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Indal Technologies Inc |
| Status | ACTIVE |
| Integral Cooling Vane | NOT INCLUDED |
| Hub Outside Diameter | 1.620 INCHES NOMINAL BOTH ENDS IN |
| Bore Feature | INCLUDED |
| Bearing Quantity | 1 |
| Split Hub Feature | NOT INCLUDED |
| Bore Length | 0.503 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Groove Radius | 0.108 INCHES NOMINAL IN |
| Groove Shape | U |
| Outside Diameter | 3.000 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Pitch Diameter | 2.5600 INCHES NOMINAL IN |
| Groove Depth | 0.440 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Bearings | INCLUDED |
| Groove Quantity | 1 |
| Bearing Type | NEEDLE ROLLER |
| Unable to Decode | UNABLE TO DECODE |
| Distance From Outside Flange/rim to Hub End and Location | 0.080 INCHES NOMINAL BOTH ENDS IN |
| Counterbore Feature | NOT INCLUDED |
| Bore Diameter | 1.250 INCHES NOMINAL IN |
| Material | COPPER ALLOY OVERALL |
| Unable to Decode | UNABLE TO DECODE |
| Face Width | 0.503 INCHES NOMINAL IN |
| Groove Width | 0.216 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 |
|---|---|
| 6532C039-1 PRIMARY | Indal Technologies Inc (CAN) |
| Reference | Meaning |
|---|---|
| 6532C039 | D/9 Drawing number reference only Indal Technologies Inc |
NSN 3020-01-182-0537 is a Pulley,groove, manufactured by Indal Technologies Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-182-0537 has 1 manufacturer part number on file: 6532C039-1 (Indal Technologies Inc).
Key specifications for 6532C039-1: Integral Cooling Vane: NOT INCLUDED; Hub Outside Diameter: 1.620 INCHES NOMINAL BOTH ENDS IN; Bore Feature: INCLUDED; Bearing Quantity: 1. 26 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.