12321035: SPACER,PLATE.
The SPACER,PLATE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1141 OR STEEL COMP 4140, hole_diameter: 0.421 INCHES NOMINAL IN, hardness_rating: 35.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM, outside_diameter: 4.500 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 2.250 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 5365-01-181-9126, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
| material | STEEL COMP 1141 OR STEEL COMP 4140 |
| hole_diameter | 0.421 INCHES NOMINAL IN |
| hardness_rating | 35.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM |
| outside_diameter | 4.500 INCHES NOMINAL IN |
| special_features | TRUE ALLOYS ARE 11L41 AND 41L40; ONE HOLE ON CIRCLE WITH 1.250 IN. DIA,HOLE DIA IS 0.112 IN. THRU 0.127 IN.,SURFACE FINISH SHOULD BE 32 MICROINCHES AROUND THE OUTSIDE IN |
| style_designator | CIRCULAR |
| aperture_diameter | 2.250 INCHES NOMINAL IN |
| bolt_hole_quantity | 3 |
| bolt_circle_diameter | 1.563 INCHES NOMINAL IN |
| NSN | 5365-01-181-9126 |
| HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM |
| STYLE DESIGNATOR | CIRCULAR |
| OUTSIDE DIAMETER | 4.500 INCHES NOMINAL IN |
| APERTURE DIAMETER | 2.250 INCHES NOMINAL IN |
| BOLT HOLE QUANTITY | 3 |
| BOLT CIRCLE DIAMETER | 1.563 INCHES NOMINAL IN |
| SPECIAL FEATURES | TRUE ALLOYS ARE 11L41 AND 41L40; ONE HOLE ON CIRCLE WITH 1.250 IN. DIA,HOLE DIA IS 0.112 IN. THRU 0.127 IN.,SURFACE FINISH SHOULD BE 32 MICROINCHES AROUND THE OUTSIDE IN |
| MATERIAL | STEEL COMP 1141 OR STEEL COMP 4140 |
| HOLE DIAMETER | 0.421 INCHES NOMINAL IN |
No substitute or cross-reference records for this part.