The Brake Drum, cataloged under National Stock Number 2530-00-375-8809, is classified within Federal Supply Class 2530 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Rosco Mfg Co. Government technical data includes 11 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-00-375-8809 |
| Primary Part Number | R191 |
| Item Name | Brake Drum |
| FSC / FSG | 2530 / 25 — No Item Name Available |
| Manufacturer | Rosco Mfg Co |
| Status | ACTIVE |
| Inspection Hole | NOT INCLUDED |
| Braking Surface Width | 1.531 INCHES NOMINAL IN |
| Oil Drain Hole | NOT INCLUDED |
| Braking Surface Location | EXTERNAL |
| Balancing Pad | NOT INCLUDED |
| Braking Surface Diameter | 4.500 INCHES NOMINAL IN |
| Adjustment Hole | NOT INCLUDED |
| Material | IRON CAST OVERALL |
| Cooling Fin | NOT INCLUDED |
| Overall Outside Diameter | 4.500 INCHES NOMINAL IN |
| Center Hole Diameter | 1.000 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| R191 PRIMARY | Rosco Mfg Co (USA) |
NSN 2530-00-375-8809 is a Brake Drum, manufactured by Rosco Mfg Co, classified under FSC 2530 (No Item Name Available). Status: active.
NSN 2530-00-375-8809 has 1 cross-referenced part number: R191 (Rosco Mfg Co).
There are 4 known substitutes for 2530-00-375-8809: 3110-00-100-0316, 5905-00-180-8384, 5895-01-094-1712 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for R191: Inspection Hole: NOT INCLUDED; Special Features: W/KEYWAY STOCK; Braking Surface Width: 1.531 INCHES NOMINAL IN; Oil Drain Hole: NOT INCLUDED. 13 total characteristics are documented in the Federal Logistics Information System.