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Technical Data Sheet
PartsTable / COMPONENT / MB-1912
MB-1912 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The BRUSH,ELECTRICAL CONTACT is a the manufacturer industrial component. Key specifications include width: 0.875 INCHES NOMINAL IN, length: 0.675 INCHES NOMINAL IN, material: CARBON, thickness: 0.250 INCHES NOMINAL IN, top_style: FLAT, body_style: RECTANGULAR COMMUTATOR. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5977-00-308-0687, 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
MB-1912
NSN: 5977-00-308-0687
FSC: 5977
CAGE: 76468 — MORGANITE INC (USA)
SPECIFICATIONS
width0.875 INCHES NOMINAL IN
length0.675 INCHES NOMINAL IN
materialCARBON
thickness0.250 INCHES NOMINAL IN
top_styleFLAT
body_styleRECTANGULAR COMMUTATOR
hole_diameter0.152 INCHES NOMINAL IN
style_designatorONE PIECE
basic_shape_styleUNTHREADED SINGLE THROUGH HOLE
contact_face_styleFLAT
distance_from_brush_top_to_hole_centerline0.156 INCHES NOMINAL IN
distance_from_center_of_hole_to_outside_edge0.406 INCHES NOMINAL IN
NSN5977-00-308-0687
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BRUSH,ELECTRICAL CONTACT TITLE COMPONENT PN MB-1912 MFR BRUSH,ELECTRICAL CONTA
KEY FEATURES
•
MATERIAL: CARBON
•
DISTANCE FROM CENTER OF HOLE TO OUTSIDE EDGE: 0.406 INCHES NOMINAL IN
•
BODY STYLE: RECTANGULAR COMMUTATOR
•
TOP STYLE: FLAT
•
WIDTH: 0.875 INCHES NOMINAL IN
•
BASIC SHAPE STYLE: UNTHREADED SINGLE THROUGH HOLE
•
HOLE DIAMETER: 0.152 INCHES NOMINAL IN
•
THICKNESS: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCARBON
DISTANCE FROM CENTER OF HOLE TO OUTSIDE EDGE0.406 INCHES NOMINAL IN
BODY STYLERECTANGULAR COMMUTATOR
TOP STYLEFLAT
WIDTH0.875 INCHES NOMINAL IN
BASIC SHAPE STYLEUNTHREADED SINGLE THROUGH HOLE
HOLE DIAMETER0.152 INCHES NOMINAL IN
THICKNESS0.250 INCHES NOMINAL IN
LENGTH0.675 INCHES NOMINAL IN
DISTANCE FROM BRUSH TOP TO HOLE CENTERLINE0.156 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
463-00Interchangeable
interchangeable cross-reference
interchangeable
40355-1 PIECE 29Interchangeable
interchangeable cross-reference
interchangeable
463-04Interchangeable
interchangeable cross-reference
interchangeable
DV-1060Interchangeable
interchangeable cross-reference
interchangeable
SW27020Interchangeable
interchangeable cross-reference
interchangeable
1B4891Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MB-1912?
MB-1912 is a BRUSH,ELECTRICAL CONTACT.
What parts can replace MB-1912?
There are 8 known substitutes for MB-1912: 463-00, 40355-1 PIECE 29, 463-04 and 5 more. Substitute compatibility should be verified for your specific system.
Is MB-1912 still available?
MB-1912 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026