The Pulley,groove, cataloged under National Stock Number 3020-00-810-3526, 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 Bae Systems Information and Electronic Systems Integration Inc.. Government technical data includes 29 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-810-3526 |
| Primary Part Number | 894-115 |
| Item Name | Pulley,groove |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Bae Systems Information and Electronic Systems Integration Inc. |
| Status | ACTIVE |
| Integral Cooling Vane | NOT INCLUDED |
| Hub Outside Diameter | 0.630 INCHES NOMINAL AA END IN |
| Bore Feature | INCLUDED |
| Securing Method | THREADED HOLE(S) |
| Split Hub Feature | NOT INCLUDED |
| Bore Length | 0.380 INCHES NOMINAL IN |
| Design Form | PLAIN |
| Groove Radius | 0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN |
| Groove Shape | U |
| Outside Diameter | 1.600 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Material Document and Classification | AISI C1117 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Groove Depth | 0.062 INCHES NOMINAL IN |
| Bore Type | STRAIGHT |
| Bearings | NOT INCLUDED |
| Groove Quantity | 1 |
| Securing Hole Quantity | 2 |
| Thread Size | 6-32 |
| Unable to Decode | UNABLE TO DECODE |
| Surface Treatment | CADMIUM |
| Distance From Outside Flange/rim to Hub End and Location | 0.380 INCHES NOMINAL AA END IN |
| Hole Location | HOLES LOCATED 90 DEG APART |
| Counterbore Feature | NOT INCLUDED |
| Bore Diameter | 0.253 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN |
| Material | STEEL COMP 1117 OVERALL |
| Unable to Decode | UNABLE TO DECODE |
| Face Width | 0.187 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN |
| Groove Width | 0.125 INCHES NOMINAL IN |
| Securing Location | AA END |
| 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 |
|---|---|
| 894-115 PRIMARY | Bae Systems Information and Electronic Systems Integration Inc. (USA) |
NSN 3020-00-810-3526 is a Pulley,groove, manufactured by Bae Systems Information and Electronic Systems Integration Inc., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-810-3526 has 1 manufacturer part number on file: 894-115 (Bae Systems Information and Electronic Systems Integration Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5995-01-275-5569. Verify interchangeability with system specifications before substitution.
Key specifications for 894-115: Integral Cooling Vane: NOT INCLUDED; Hub Outside Diameter: 0.630 INCHES NOMINAL AA END IN; Bore Feature: INCLUDED; Securing Method: THREADED HOLE(S). 29 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.