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Technical Data Sheet
PartsTable / MRO / B53-890
B53-890 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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 GUIDE ASSY,SIDE is a the manufacturer industrial component. Key specifications include diameter: 0.062 INCHES NOMINAL IN, material: STEEL COMP 410 OR STEEL COMP 420 OVERALL, head_style: COUNTERSUNK W/ REVERSE CHAMFER, design_type: SOLID, head_height: 0.062 INCHES NOMINAL IN, shank_style: TUBULAR. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5865-00-333-9902, 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
MRO→ MRO_GENERAL→ B53-890
NSN: 5865-00-333-9902
FSC: 5865
CAGE: 81413 — BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. DBA BAE SYSTEMS (USA)
SPECIFICATIONS
diameter0.062 INCHES NOMINAL IN
materialSTEEL COMP 410 OR STEEL COMP 420 OVERALL
head_styleCOUNTERSUNK W/ REVERSE CHAMFER
design_typeSOLID
head_height0.062 INCHES NOMINAL IN
shank_styleTUBULAR
end_diameter0.6100 INCHES NOMINAL IN
bore_diameter0.0900 INCHES MINIMUM AND 0.1000 INCHES MAXIMUM IN
overall_width0.500 INCHES MAXIMUM IN
overall_height0.1730 INCHES MINIMUM AND 0.1930 INCHES MAXIMUM IN
overall_length0.810 INCHES MINIMUM AND 0.820 INCHES MAXIMUM IN
shank_diameter0.188 INCHES NOMINAL IN
NSN5865-00-333-9902
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GUIDE ASSY,SIDE TITLE COMPONENT PN B53-890 MFR GUIDE ASSY,SIDE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
A14197Interchangeable
interchangeable cross-reference
interchangeable
89259Interchangeable
interchangeable cross-reference
interchangeable
23969Interchangeable
interchangeable cross-reference
interchangeable
J1508Interchangeable
interchangeable cross-reference
interchangeable
SAE-J1508 TYPE B SIZE 18Interchangeable
interchangeable cross-reference
interchangeable
14-197Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B53-890?
B53-890 is a GUIDE ASSY,SIDE. It is classified as a MRO (MRO_GENERAL).
What parts can replace B53-890?
There are 15 known substitutes for B53-890: A14197, 89259, 23969 and 12 more. Substitute compatibility should be verified for your specific system.
Is B53-890 still available?
B53-890 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