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47139B — HOLDER,ELECTRICAL CONTACT BRUSH

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

47139B: HOLDER,ELECTRICAL CONTACT BRUSH.

HOLDER,ELECTRICAL CONTACT BRUSH. Key specifications include material: COPPER ALLOY BOX, inside_width: 1.031 INCHES NOMINAL IN, inside_length: 0.500 INCHES NOMINAL IN, overall_width: 1.250 INCHES NOMINAL IN, terminal_type: SCREW, overall_length: 2.688 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5977-00-295-9238, 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
47139B
NSN: 5977-00-295-9238
FSC: 5977 — Electrical Contact Brushes and Electrodes
CAGE: 7H468 — CONTINENTAL ELECTRIC MOTORS, INC. (USA)
SPECIFICATIONS
materialCOPPER ALLOY BOX
inside_width1.031 INCHES NOMINAL IN
inside_length0.500 INCHES NOMINAL IN
overall_width1.250 INCHES NOMINAL IN
terminal_typeSCREW
overall_length2.688 INCHES NOMINAL IN
inside_thickness0.406 INCHES NOMINAL IN
mounting_facilityCLAMP AND ROD
overall_thickness2.625 INCHES NOMINAL IN
terminal_quantity1
brush_spring_adjustabilityADJUSTABLE
mounting_facility_quantity2
NSN5977-00-295-9238
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HOLDER,ELECTRICAL CONTACT BRUSH TITLE COMPONENT PN 47139B MFR HOLDER,ELECTRICAL CONT
KEY FEATURES
•
BRUSH SPRING ADJUSTABILITY: ADJUSTABLE
•
MOUNTING FACILITY QUANTITY: 2
•
TERMINAL QUANTITY: 1
•
INSIDE WIDTH: 1.031 INCHES NOMINAL IN
•
TERMINAL TYPE: SCREW
•
INSIDE LENGTH: 0.500 INCHES NOMINAL IN
•
OVERALL THICKNESS: 2.625 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
BRUSH SPRING ADJUSTABILITYADJUSTABLE
MOUNTING FACILITY QUANTITY2
TERMINAL QUANTITY1
INSIDE WIDTH1.031 INCHES NOMINAL IN
TERMINAL TYPESCREW
INSIDE LENGTH0.500 INCHES NOMINAL IN
OVERALL THICKNESS2.625 INCHES NOMINAL IN
OVERALL LENGTH2.688 INCHES NOMINAL IN
OVERALL WIDTH1.250 INCHES NOMINAL IN
BRUSH PRESSURE SPRING TYPE ACCOMMODATEDSPIRAL TORSION
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 47139B?
47139B is a HOLDER,ELECTRICAL CONTACT BRUSH.
What is the NSN for 47139B?
47139B is cataloged in the U.S. Government catalog under NSN 5977-00-295-9238. 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.