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PartsTable / COMPONENT / 77740C
77740C ✓ 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

PLATE,SPRAYER,OIL BURNER ATOMIZE. Key specifications include width: 0.185 INCHES NOMINAL IN, length: 0.469 INCHES NOMINAL IN, radius: 0.297 INCHES NOMINAL IN, material: ELECTROGRAPHITIC, thickness: 0.185 INCHES NOMINAL IN, body_style: RECTANGULAR COMMUTATOR. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4530-00-419-9079, 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
77740C
NSN: 4530-00-419-9079
FSC: 4530
CAGE: 58529 — THE BABCOCK & WILCOX COMPANY DBA B & W SERVICE CO DIV B&W SERVICE COMPANY (USA)
SPECIFICATIONS
width0.185 INCHES NOMINAL IN
length0.469 INCHES NOMINAL IN
radius0.297 INCHES NOMINAL IN
materialELECTROGRAPHITIC
thickness0.185 INCHES NOMINAL IN
body_styleRECTANGULAR COMMUTATOR
style_designatorONE PIECE
terminal_diameter0.262 INCHES NOMINAL IN
brush_shunt_length0.500 INCHES NOMINAL SINGLE SHUNT IN
contact_face_styleCONCAVE
spring_free_length1.250 INCHES NOMINAL IN
largest_outside_diameter0.175 INCHES NOMINAL IN
NSN4530-00-419-9079
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PLATE,SPRAYER,OIL BURNER ATOMIZE TITLE COMPONENT PN 77740C MFR PLATE,SPRAYER,OIL BURN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
7004782Interchangeable
interchangeable cross-reference
interchangeable
77740CInterchangeable
interchangeable cross-reference
interchangeable
77740C-94HInterchangeable
interchangeable cross-reference
interchangeable
77740C-94BInterchangeable
interchangeable cross-reference
interchangeable
7004732Interchangeable
interchangeable cross-reference
interchangeable
7004731Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 77740C?
77740C is a PLATE,SPRAYER,OIL BURNER ATOMIZE.
What parts can replace 77740C?
There are 7 known substitutes for 77740C: 7004782, 77740C, 77740C-94H and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 77740C?
77740C is cataloged in the Federal Logistics Information System (FLIS) under NSN 4530-00-419-9079. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026