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PartsTable / COMPONENT / S439A866G08
S439A866G08 ✓ 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: 0.521 INCHES NOMINAL IN, length: 1.217 INCHES NOMINAL IN, material: CARBON, thickness: 0.374 INCHES NOMINAL IN, top_style: FLAT WITH RIGHT EDGE BEVELED, body_style: RECTANGULAR. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5977-00-056-2126, 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
S439A866G08
NSN: 5977-00-056-2126
FSC: 5977
CAGE: 79500 — WESTINGHOUSE ELECTRIC CORP (USA)
SPECIFICATIONS
width0.521 INCHES NOMINAL IN
length1.217 INCHES NOMINAL IN
materialCARBON
thickness0.374 INCHES NOMINAL IN
top_styleFLAT WITH RIGHT EDGE BEVELED
body_styleRECTANGULAR
bevel_depth0.090 INCHES NOMINAL IN
bevel_length0.125 INCHES NOMINAL IN
style_designatorONE PIECE
brush_shunt_length3.375 INCHES NOMINAL SINGLE SHUNT IN
contact_face_styleCONCAVE
terminal_slot_width0.156 INCHES NOMINAL IN
NSN5977-00-056-2126
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BRUSH,ELECTRICAL CONTACT TITLE COMPONENT PN S439A866G08 MFR BRUSH,ELECTRICAL CONTA
KEY FEATURES
•
WIDTH: 0.521 INCHES NOMINAL IN
•
TOP STYLE: FLAT WITH RIGHT EDGE BEVELED
•
BRUSH SHUNT LENGTH: 3.375 INCHES NOMINAL SINGLE SHUNT IN
•
BEVEL DEPTH: 0.090 INCHES NOMINAL IN
•
TERMINAL TYPE AND QUANTITY: 1 TUBULAR W/SLOT
•
STYLE DESIGNATOR: ONE PIECE
•
MATERIAL DOCUMENT AND CLASSIFICATION: CARBONE CARBON GRADE AC121 MFR REF SINGLE MATERIAL RESPONSE
•
MATERIAL: CARBON
TECHNICAL CHARACTERISTICS (FLIS)
WIDTH0.521 INCHES NOMINAL IN
TOP STYLEFLAT WITH RIGHT EDGE BEVELED
BRUSH SHUNT LENGTH3.375 INCHES NOMINAL SINGLE SHUNT IN
BEVEL DEPTH0.090 INCHES NOMINAL IN
TERMINAL TYPE AND QUANTITY1 TUBULAR W/SLOT
STYLE DESIGNATORONE PIECE
MATERIAL DOCUMENT AND CLASSIFICATIONCARBONE CARBON GRADE AC121 MFR REF SINGLE MATERIAL RESPONSE
MATERIALCARBON
TERMINAL SLOT WIDTH0.156 INCHES NOMINAL IN
BEVEL LENGTH0.125 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
600-2-2Interchangeable
interchangeable cross-reference
interchangeable
2994574-19Interchangeable
interchangeable cross-reference
interchangeable
5110-00-299-8405Interchangeable
Knife,craftsman's
interchangeable
70Interchangeable
Knife,craftsman's
interchangeable
SM-B-187806Interchangeable
interchangeable cross-reference
interchangeable
629LXInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S439A866G08?
S439A866G08 is a BRUSH,ELECTRICAL CONTACT.
What parts can replace S439A866G08?
There are 17 known substitutes for S439A866G08: 600-2-2, 2994574-19, 5110-00-299-8405 and 14 more. Substitute compatibility should be verified for your specific system.
Is S439A866G08 still available?
S439A866G08 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