The Pulley,groove, cataloged under National Stock Number 3020-01-239-7706, 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 Carlisle Power Transmission Products Inc. Government technical data includes 16 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-239-7706 |
| Primary Part Number | 2AK34QT 1 3/16 IN BORE |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Carlisle Power Transmission Products Inc |
| Status | ACTIVE |
| Integral Cooling Vane | NOT INCLUDED |
| Bore Feature | INCLUDED |
| Split Hub Feature | NOT INCLUDED |
| Design Form | SPOKED |
| Web/spoke Relationship to Face Centerline | NOT OFFSET |
| Keying Facility Type | KEYWAY |
| Quantity | 1 |
| Bearings | NOT INCLUDED |
| Groove Quantity | 2 |
| Keyway Width | 0.125 INCHES NOMINAL IN |
| Bore Diameter | 1.188 INCHES NOMINAL IN |
| Material | IRON CAST OVERALL |
| Furnished Items | KEYING FACILITY |
| Face Width | 1.375 INCHES NOMINAL IN |
| Furnished Items and Quantity | ONE D BUSHING |
| 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 |
|---|---|
| 2AK34QT 1 3/16 IN BORE PRIMARY | Carlisle Power Transmission Products Inc (USA) |
| Reference | Meaning |
|---|---|
| 3020PL1377881 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 2AG34D | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 2AK34QT 1 3/16 IN BORE | 5/9 Secondary reference U.S. Government activity |
| 2AG34D 1 3/16 IN BORE | 5/9 Secondary reference U.S. Government activity |
| 2A35D 1 3/16 IN BORE | 5/9 Secondary reference U.S. Government activity |
| 2AK34D 1 3/16 IN BORE | 5/9 Secondary reference U.S. Government activity |
| 2AK34D-1 3/16 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 3020-01-239-7706 is a Pulley,groove, manufactured by Carlisle Power Transmission Products Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-239-7706 has 1 manufacturer part number on file: 2AK34QT 1 3/16 IN BORE (Carlisle Power Transmission Products Inc).
Key specifications for 2AK34QT 1 3/16 IN BORE: Integral Cooling Vane: NOT INCLUDED; Bore Feature: INCLUDED; Split Hub Feature: NOT INCLUDED; Design Form: SPOKED. 16 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.