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TF54140 — BRUSH,ELECTRICAL CONTACT

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

TF54140: BRUSH,ELECTRICAL CONTACT.

The BRUSH,ELECTRICAL CONTACT is a the manufacturer industrial component. Key specifications include width: 0.746 INCHES NOMINAL IN, length: 0.750 INCHES NOMINAL IN, radius: 0.813 INCHES NOMINAL IN, material: CARBON, thickness: 0.246 INCHES NOMINAL IN, top_style: FLAT. This part is cataloged in the U.S.

Government catalog under NSN 5977-00-033-4622, 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
TF54140
NSN: 5977-00-033-4622
FSC: 5977 — Electrical Contact Brushes and Electrodes
CAGE: 59875 — EATON CORP DBA EATON AEROSPACE JACKSON (USA)
SPECIFICATIONS
width0.746 INCHES NOMINAL IN
length0.750 INCHES NOMINAL IN
radius0.813 INCHES NOMINAL IN
materialCARBON
thickness0.246 INCHES NOMINAL IN
top_styleFLAT
body_styleRECTANGULAR COMMUTATOR
style_designatorONE PIECE
brush_shunt_length1.000 INCHES NOMINAL ALL SHUNTS IN
contact_face_styleCONCAVE
terminal_hole_diameter0.170 INCHES NOMINAL IN
shunt_position_designator2 AND 8
NSN5977-00-033-4622
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BRUSH,ELECTRICAL CONTACT TITLE COMPONENT PN TF54140 MFR BRUSH,ELECTRICAL CONTA
KEY FEATURES
•
LENGTH: 0.750 INCHES NOMINAL IN
•
BODY STYLE: RECTANGULAR COMMUTATOR
•
RADIUS: 0.813 INCHES NOMINAL IN
•
TERMINAL HOLE DIAMETER: 0.170 INCHES NOMINAL IN
•
TOP STYLE: FLAT
•
SHUNT POSITION DESIGNATOR: 2 AND 8
•
STYLE DESIGNATOR: ONE PIECE
•
BRUSH SHUNT LENGTH: 1.000 INCHES NOMINAL ALL SHUNTS IN
TECHNICAL CHARACTERISTICS
LENGTH0.750 INCHES NOMINAL IN
BODY STYLERECTANGULAR COMMUTATOR
RADIUS0.813 INCHES NOMINAL IN
TERMINAL HOLE DIAMETER0.170 INCHES NOMINAL IN
TOP STYLEFLAT
SHUNT POSITION DESIGNATOR2 AND 8
STYLE DESIGNATORONE PIECE
BRUSH SHUNT LENGTH1.000 INCHES NOMINAL ALL SHUNTS IN
CONTACT FACE STYLECONCAVE
WIDTH0.746 INCHES NOMINAL IN
OTHER ITEMS IN FSC 5977 — Electrical Contact Brushes and Electrodes
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5977-00-001-8018 5977-00-001-8867 5977-00-002-9654 5977-00-003-0257 5977-00-003-0258 5977-00-003-0264 5977-00-003-1196 5977-00-003-1197
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is TF54140?
TF54140 is a BRUSH,ELECTRICAL CONTACT.
What is the NSN for TF54140?
TF54140 is cataloged in the U.S. Government catalog under NSN 5977-00-033-4622. 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.