The Pulley,flat, cataloged under National Stock Number 3020-00-528-0176, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Lockheed Martin Corp Lockheed Martin Mission Systems. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-528-0176 |
| Primary Part Number | 25043 |
| Item Name | Pulley,flat |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Lockheed Martin Corp Lockheed Martin Mission Systems |
| Status | ACTIVE |
| Material | STEEL OVERALL |
| Distance From Outside Flange/rim to Hub End and Location | 0.250 INCHES NOMINAL AA END IN |
| Integral Cooling Vane | NOT INCLUDED |
| Design Form | PLAIN |
| Lightening Hole | NOT INCLUDED |
| Hub Outside Diameter | 0.625 INCHES NOMINAL AA END IN |
| Keying Facility | INCLUDED |
| Keying Facility Type | KEYWAY |
| Rim Type | SOLID |
| Crown Face | INCLUDED |
| Counterbore Feature | NOT INCLUDED |
| Bore Type | STRAIGHT |
| Face Width | 0.125 INCHES NOMINAL IN |
| Bearings | NOT INCLUDED |
| Split Hub Feature | NOT INCLUDED |
| Quantity | 1 |
| Distance From Center of Bore to Bottom of Keyway | 0.005 INCHES MINIMUM AND 0.178 INCHES MAXIMUM IN |
| Style Designator | PLAIN |
| Bore Diameter | 0.0006 INCHES MINIMUM AND 0.2344 INCHES MAXIMUM IN |
| Bore Length | 0.375 INCHES NOMINAL IN |
| Outside Diameter | 0.9998 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN |
| Keyway Width | 0.0015 INCHES MINIMUM AND 0.0943 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3020-00-528-0176 is a Pulley,flat, manufactured by Lockheed Martin Corp Lockheed Martin Mission Systems, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-528-0176 has 2 cross-referenced part numbers: 25043 (Lockheed Martin Corp Lockheed Martin Mission Systems), 25043 (Lah Enterprises Inc).
There are 5 known substitutes for 3020-00-528-0176: 5360-00-430-2119, 5133-00-555-3610, 4820-00-684-6717 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 25043: Material: STEEL OVERALL; Distance From Outside Flange/rim to Hub End and Location: 0.250 INCHES NOMINAL AA END IN; Integral Cooling Vane: NOT INCLUDED; Design Form: PLAIN. 23 total characteristics are documented in the Federal Logistics Information System.