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CB-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

MANIFOLD,HYDRAULIC SYSTEM ACCESS. Key specifications include material: STEEL, base_style: FOUR PIN INDEXING, bulb_style: T (TUBULAR), inside_depth: 4.000 INCHES NOMINAL IN, overall_width: 7.000 INCHES NOMINAL IN, closure_method: HINGED COVER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 7520-00-281-5931, 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
CB-A
NSN: 7520-00-281-5931
FSC: 7520
CAGE: 79690 — SAFINA OFFICE PRODUCTS, INC. DBA SAFINA OFFICE PRODUCTS INC (USA)
SPECIFICATIONS
materialSTEEL
base_styleFOUR PIN INDEXING
bulb_styleT (TUBULAR)
inside_depth4.000 INCHES NOMINAL IN
overall_width7.000 INCHES NOMINAL IN
closure_methodHINGED COVER
exterior_colorGRAY/GREY
interior_colorGRAY/GREY
overall_length3.625 INCHES MAXIMUM IN
voltage_rating120.000 VOLTS NOMINAL
wattage_rating500.000 WATTS
assembly_methodWELDED
NSN7520-00-281-5931
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MANIFOLD,HYDRAULIC SYSTEM ACCESS TITLE COMPONENT PN CB-A MFR MANIFOLD,HYDRAULIC SYS
KEY FEATURES
•
INSIDE DEPTH: 4.000 INCHES NOMINAL IN
•
INTERIOR COLOR: GRAY/GREY
•
EXTERIOR COLOR: GRAY/GREY
•
SURFACE TREATMENT: PAINT INSIDE
•
CLOSURE FASTENING TYPE: KEY LOCK
•
HANDLING FACILITY TYPE: RECESSED HANDLES
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH7.000 INCHES NOMINAL IN
INSIDE DEPTH4.000 INCHES NOMINAL IN
INTERIOR COLORGRAY/GREY
EXTERIOR COLORGRAY/GREY
SURFACE TREATMENTPAINT INSIDE
CLOSURE FASTENING TYPEKEY LOCK
SURFACE TREATMENTPAINT OUTSIDE
HANDLING FACILITY TYPERECESSED HANDLES
MATERIALSTEEL
ASSEMBLY METHODWELDED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
15501Interchangeable
interchangeable cross-reference
interchangeable
CB-BInterchangeable
interchangeable cross-reference
interchangeable
A-A-2875Interchangeable
interchangeable cross-reference
interchangeable
C78.1408-1980Interchangeable
interchangeable cross-reference
interchangeable
CBAInterchangeable
interchangeable cross-reference
interchangeable
RR-C-00140Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CB-A?
CB-A is a MANIFOLD,HYDRAULIC SYSTEM ACCESS.
What parts can replace CB-A?
There are 7 known substitutes for CB-A: 15501, CB-B, A-A-2875 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CB-A?
CB-A is cataloged in the Federal Logistics Information System (FLIS) under NSN 7520-00-281-5931. 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