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19-946-18 — BRUSH,ELECTRICAL CONTACT

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

19-946-18: BRUSH,ELECTRICAL CONTACT.

The BRUSH,ELECTRICAL CONTACT is a the manufacturer industrial component. Key specifications include width: 0.625 INCHES NOMINAL IN, length: 1.031 INCHES NOMINAL IN, radius: 1.609 INCHES NOMINAL IN, material: ELECTROGRAPHITIC, thickness: 0.406 INCHES NOMINAL IN, top_style: FLAT WITH RECTANGULAR SLOT. This part is cataloged in the U.S.

Government catalog under NSN 5977-00-498-4560, 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
19-946-18
NSN: 5977-00-498-4560
FSC: 5977 — Electrical Contact Brushes and Electrodes
CAGE: 80072 — H20 TANK INC U S MOTORS DIV (USA)
SPECIFICATIONS
width0.625 INCHES NOMINAL IN
length1.031 INCHES NOMINAL IN
radius1.609 INCHES NOMINAL IN
materialELECTROGRAPHITIC
thickness0.406 INCHES NOMINAL IN
top_styleFLAT WITH RECTANGULAR SLOT
body_styleRECTANGULAR
slot_depth0.062 INCHES NOMINAL IN
slot_width0.312 INCHES NOMINAL IN
style_designatorONE PIECE
brush_shunt_length1.875 INCHES NOMINAL SINGLE SHUNT IN
contact_face_styleCONCAVE
NSN5977-00-498-4560
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BRUSH,ELECTRICAL CONTACT TITLE COMPONENT PN 19-946-18 MFR BRUSH,ELECTRICAL CONTA
KEY FEATURES
•
OUTER EDGE TO SLOT EDGE DISTANCE: 0.156 INCHES NOMINAL IN
•
LENGTH: 1.031 INCHES NOMINAL IN
•
BODY STYLE: RECTANGULAR
•
RADIUS: 1.609 INCHES NOMINAL IN
•
TERMINAL HOLE DIAMETER: 0.219 INCHES NOMINAL IN
•
TOP STYLE: FLAT WITH RECTANGULAR SLOT
•
SHUNT POSITION DESIGNATOR: 2
•
STYLE DESIGNATOR: ONE PIECE
TECHNICAL CHARACTERISTICS
OUTER EDGE TO SLOT EDGE DISTANCE0.156 INCHES NOMINAL IN
LENGTH1.031 INCHES NOMINAL IN
BODY STYLERECTANGULAR
RADIUS1.609 INCHES NOMINAL IN
TERMINAL HOLE DIAMETER0.219 INCHES NOMINAL IN
TOP STYLEFLAT WITH RECTANGULAR SLOT
SHUNT POSITION DESIGNATOR2
STYLE DESIGNATORONE PIECE
MATERIAL DOCUMENT AND CLASSIFICATIONGRADE E45 FSCM 23697 MFR REF SINGLE MATERIAL RESPONSE
BRUSH SHUNT LENGTH1.875 INCHES NOMINAL SINGLE SHUNT 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 1
3C8108Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 19-946-18?
19-946-18 is a BRUSH,ELECTRICAL CONTACT.
What parts can replace 19-946-18?
There is 1 known substitute for 19-946-18: 3C8108. Substitute compatibility should be verified for your specific system.
What is the NSN for 19-946-18?
19-946-18 is cataloged in the U.S. Government catalog under NSN 5977-00-498-4560. 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.