The Brake Drum, cataloged under National Stock Number 2530-00-561-8041, is classified within Federal Supply Class 2530 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 18 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-00-561-8041 |
| Primary Part Number | 5618041 |
| Item Name | Brake Drum |
| FSC / FSG | 2530 / 25 — No Item Name Available |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Center Hole Diameter | 6.400 INCHES MINIMUM AND 6.404 INCHES MAXIMUM IN |
| Balancing Pad | NOT INCLUDED |
| Oil Drain Hole | NOT INCLUDED |
| Braking Surface Location | INTERNAL |
| Inspection Hole | INCLUDED |
| Hole Size | 0.531 |
| Braking Surface Width | 2.813 INCHES NOMINAL IN |
| Hole Spacing | EQUALLY SPACED ON 8.250 IN. PORM 0.003 BOLT CIRCLE IN |
| Cooling Fin | NOT INCLUDED |
| Braking Surface Diameter | 14.995 INCHES MINIMUM AND 15.005 INCHES MAXIMUM IN |
| Material | IRON CAST OVERALL |
| Mounting Hole Diameter | 1.203 INCHES NOMINAL IN |
| FSC Application Data | FRONT AND REAR AXLE,ARMORED CAR |
| Countersunk Hole Angle in Deg | 82.000 |
| Mounting Hole Quantity | 6 |
| Mounting Hole Spacing | EQUALLY SPACED ON 8.750 IN. PORM 0.003 BOLT CIRCLE IN |
| Alignment Hole Quantity | 3 |
| Overall Outside Diameter | 16.969 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 2530-00-561-8041 is a Brake Drum, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2530 (No Item Name Available). Status: active.
NSN 2530-00-561-8041 has 2 cross-referenced part numbers: 26699 (Kelsey-Hayes Co Wheel Drum and Brake Div), 5618041 (U S Army Tank Automotive Command Amsta-Im-Mm).
There are 7 known substitutes for 2530-00-561-8041: 5130-00-018-5852, 5330-00-298-0511, 4330-00-463-3735 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 5618041: Center Hole Diameter: 6.400 INCHES MINIMUM AND 6.404 INCHES MAXIMUM IN; Balancing Pad: NOT INCLUDED; Oil Drain Hole: NOT INCLUDED; Braking Surface Location: INTERNAL. 19 total characteristics are documented in the Federal Logistics Information System.