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PartsTable / COMPONENT / 52-257-006-A
52-257-006-A ✓ 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

TERMINAL JUNCTION BLOCK,SECTIONA. Key specifications include material: PLASTIC BOARD, body_style: BARRIER TYPE, current_type: AC, base_thickness: 0.032 INCHES IN, voltage_rating: 250.0 VOLTS NOMINAL, special_features: 6 TERMINALS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5940-01-511-4550, 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
52-257-006-A
NSN: 5940-01-511-4550
FSC: 5940
CAGE: 06XP3 — SPECTRUM CONTROLS INC CONNECTOR DIV (USA)
SPECIFICATIONS
materialPLASTIC BOARD
body_styleBARRIER TYPE
current_typeAC
base_thickness0.032 INCHES IN
voltage_rating250.0 VOLTS NOMINAL
special_features6 TERMINALS
board_constructionSOLID CONSTRUCTION
board_overall_width0.650 INCHES IN
board_overall_height1.560 INCHES IN
board_overall_length3.460 INCHES IN
current_rating_in_amps20.0
mounting_hole_diameter0.190 INCHES IN
NSN5940-01-511-4550
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TERMINAL JUNCTION BLOCK,SECTIONA TITLE COMPONENT PN 52-257-006-A MFR TERMINAL JUNCTION BLOC
KEY FEATURES
•
CURRENT RATING IN AMPS: 20.0
•
CURRENT TYPE: AC
•
VOLTAGE RATING: 250.0 VOLTS NOMINAL
TECHNICAL CHARACTERISTICS (FLIS)
CURRENT RATING IN AMPS20.0
SPECIAL FEATURES6 TERMINALS
CURRENT TYPEAC
END ITEM IDENTIFICATIONPANEL, CONTROL, 400 HZ
VOLTAGE RATING250.0 VOLTS NOMINAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
18797Interchangeable
interchangeable cross-reference
interchangeable
SA18270Interchangeable
interchangeable cross-reference
interchangeable
FG1252HHH0404Interchangeable
interchangeable cross-reference
interchangeable
H1BK08-MBX08MB40 1-2Interchangeable
interchangeable cross-reference
interchangeable
R18797Interchangeable
interchangeable cross-reference
interchangeable
52-257-006-AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 52-257-006-A?
52-257-006-A is a TERMINAL JUNCTION BLOCK,SECTIONA.
What parts can replace 52-257-006-A?
There are 10 known substitutes for 52-257-006-A: 18797, SA18270, FG1252HHH0404 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 52-257-006-A?
52-257-006-A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5940-01-511-4550. 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