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P18C4647 — BRUSH,ELECTRICAL CONTACT

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

P18C4647: BRUSH,ELECTRICAL CONTACT.

The BRUSH,ELECTRICAL CONTACT is a the manufacturer industrial component. Key specifications include width: 0.621 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN, length: 0.624 INCHES MINIMUM AND 0.688 INCHES MAXIMUM IN, radius: 0.484 INCHES NOMINAL IN, material: CARBON, thickness: 0.183 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN, top_style: FLAT WITH RIGHT EDGE BEVELED. This part is cataloged in the U.S.

Government catalog under NSN 5977-00-655-2452, 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
P18C4647
NSN: 5977-00-655-2452
FSC: 5977 — Electrical Contact Brushes and Electrodes
CAGE: 79500 — WESTINGHOUSE ELECTRIC CORP (USA)
SPECIFICATIONS
width0.621 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
length0.624 INCHES MINIMUM AND 0.688 INCHES MAXIMUM IN
radius0.484 INCHES NOMINAL IN
materialCARBON
thickness0.183 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
top_styleFLAT WITH RIGHT EDGE BEVELED
body_styleRECTANGULAR COMMUTATOR
style_designatorONE PIECE
brush_shunt_length1.344 INCHES NOMINAL SINGLE SHUNT IN
contact_face_styleCONCAVE ON BEVEL
terminal_hole_diameter0.164 INCHES NOMINAL IN
shunt_position_designator8
NSN5977-00-655-2452
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BRUSH,ELECTRICAL CONTACT TITLE COMPONENT PN P18C4647 MFR BRUSH,ELECTRICAL CONTA
KEY FEATURES
•
LENGTH: 0.624 INCHES MINIMUM AND 0.688 INCHES MAXIMUM IN
•
BODY STYLE: RECTANGULAR COMMUTATOR
•
RADIUS: 0.484 INCHES NOMINAL IN
•
TERMINAL HOLE DIAMETER: 0.164 INCHES NOMINAL IN
•
TOP STYLE: FLAT WITH RIGHT EDGE BEVELED
•
SHUNT POSITION DESIGNATOR: 8
•
STYLE DESIGNATOR: ONE PIECE
•
MATERIAL DOCUMENT AND CLASSIFICATION: STACKPOLE GRADE 417BF6 CODE 51A MFR REF SINGLE MATERIAL RESPONSE A
TECHNICAL CHARACTERISTICS
LENGTH0.624 INCHES MINIMUM AND 0.688 INCHES MAXIMUM IN
BODY STYLERECTANGULAR COMMUTATOR
RADIUS0.484 INCHES NOMINAL IN
TERMINAL HOLE DIAMETER0.164 INCHES NOMINAL IN
TOP STYLEFLAT WITH RIGHT EDGE BEVELED
SHUNT POSITION DESIGNATOR8
STYLE DESIGNATORONE PIECE
MATERIAL DOCUMENT AND CLASSIFICATIONSTACKPOLE GRADE 417BF6 CODE 51A MFR REF SINGLE MATERIAL RESPONSE A
BRUSH SHUNT LENGTH1.344 INCHES NOMINAL SINGLE SHUNT IN
CONTACT FACE STYLECONCAVE ON BEVEL
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 P18C4647?
P18C4647 is a BRUSH,ELECTRICAL CONTACT.
What is the NSN for P18C4647?
P18C4647 is cataloged in the U.S. Government catalog under NSN 5977-00-655-2452. 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.