The Spider,differential, cataloged under National Stock Number 2520-00-352-6305, is classified within Federal Supply Class 2520 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Fwd Seagrave Holdings Lp. Government technical data includes 7 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2520-00-352-6305 |
| Primary Part Number | 121584 |
| Item Name | Spider,differential |
| FSC / FSG | 2520 / 25 — No Item Name Available |
| Manufacturer | Fwd Seagrave Holdings Lp |
| Status | ACTIVE |
| Hub Outside Diameter | 3.500 INCHES NOMINAL IN |
| Arm Length | 3.125 INCHES NOMINAL IN |
| Hub Bore Diameter | 2.000 INCHES NOMINAL IN |
| Arm Diameter | 1.122 INCHES NOMINAL IN |
| Material | STEEL |
| Length Across Arms | 9.500 INCHES NOMINAL IN |
| Hub Thickness | 1.500 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 121584 PRIMARY | Fwd Seagrave Holdings Lp (USA) |
NSN 2520-00-352-6305 is a Spider,differential, manufactured by Fwd Seagrave Holdings Lp, classified under FSC 2520 (No Item Name Available). Status: active.
NSN 2520-00-352-6305 has 1 cross-referenced part number: 121584 (Fwd Seagrave Holdings Lp).
There are 3 known substitutes for 2520-00-352-6305: 5340-00-285-6496, 5305-00-392-1840, 6750-01-427-0837. Verify interchangeability with system specifications before substitution.
Key specifications for 121584: Hub Outside Diameter: 3.500 INCHES NOMINAL IN; Arm Length: 3.125 INCHES NOMINAL IN; Hub Bore Diameter: 2.000 INCHES NOMINAL IN; Arm Diameter: 1.122 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.