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A20049 — PLATE,BACKING,BRAKE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

A20049: PLATE,BACKING,BRAKE.

The PLATE,BACKING,BRAKE is a the manufacturer industrial component. Key specifications include material: STEEL, outside_diameter: 7.000 INCHES NOMINAL IN, material_thickness: 0.415 INCHES NOMINAL IN, mounting_hole_spacing: IRREGULARLY SPACED ON 3 IN. BOLT CIRCLE DIAMETER IN, mounting_hole_diameter: 0.375 INCHES NOMINAL IN, mounting_hole_quantity: 15.

This part is cataloged in the U.S. Government catalog under NSN 3040-01-161-2349, 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.

WHERE IT FITS
A20049
NSN: 3040-01-161-2349
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 65456 — WOODS T B INC (USA)
SPECIFICATIONS
materialSTEEL
outside_diameter7.000 INCHES NOMINAL IN
material_thickness0.415 INCHES NOMINAL IN
mounting_hole_spacingIRREGULARLY SPACED ON 3 IN. BOLT CIRCLE DIAMETER IN
mounting_hole_diameter0.375 INCHES NOMINAL IN
mounting_hole_quantity15
NSN3040-01-161-2349
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PLATE,BACKING,BRAKE TITLE COMPONENT PN A20049 MFR PLATE,BACKING,BRAKE
KEY FEATURES
•
MOUNTING HOLE QUANTITY: 15
•
MOUNTING HOLE SPACING: IRREGULARLY SPACED ON 3 IN. BOLT CIRCLE DIAMETER IN
•
MOUNTING HOLE DIAMETER: 0.375 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 7.000 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.415 INCHES NOMINAL IN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
MOUNTING HOLE QUANTITY15
MOUNTING HOLE SPACINGIRREGULARLY SPACED ON 3 IN. BOLT CIRCLE DIAMETER IN
MOUNTING HOLE DIAMETER0.375 INCHES NOMINAL IN
OUTSIDE DIAMETER7.000 INCHES NOMINAL IN
MATERIAL THICKNESS0.415 INCHES NOMINAL IN
MATERIALSTEEL
OTHER ITEMS IN FSC 3040 — Miscellaneous Power Transmission Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3040-00-001-0046 3040-00-001-0047 3040-00-001-0048 3040-00-001-0068 3040-00-001-0077 3040-00-001-0078 3040-00-001-0089 3040-00-001-1224
SUBSTITUTES & CROSS-REFERENCES 2
B-14638 ITEM 5Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
C-36051 ITEM 5Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A20049?
A20049 is a PLATE,BACKING,BRAKE.
What parts can replace A20049?
There are 2 known substitutes for A20049: B-14638 ITEM 5, C-36051 ITEM 5. Substitute compatibility should be verified for your specific system.
What is the NSN for A20049?
A20049 is cataloged in the U.S. Government catalog under NSN 3040-01-161-2349. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.