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Technical Data Sheet
PartsTable / COMPONENT / B357-23K
B357-23K ✓ 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 SPACER,SLEEVE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024 OR ALUMINUM ALLOY 6061 OVERALL, corner_shape: SQUARE ALL CORNERS, overall_length: 0.1250 INCHES NOMINAL IN, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, surface_treatment: CHROMATE OVERALL, body_inside_diameter: 0.0900 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-01-120-6524, 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
B357-23K
NSN: 5365-01-120-6524
FSC: 5365
CAGE: 30377 — SMITHS AEROSPACE, INC., ELECTRONIC SYSTEMS-GRAND RAPIDS (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024 OR ALUMINUM ALLOY 6061 OVERALL
corner_shapeSQUARE ALL CORNERS
overall_length0.1250 INCHES NOMINAL IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
surface_treatmentCHROMATE OVERALL
body_inside_diameter0.0900 INCHES NOMINAL IN
body_outside_diameter0.1250 INCHES NOMINAL IN
material_document_and_classificationQQ-A-225/6,T4 OR T351 FED SPEC 1ST MATERIAL RESPONSE OR QQA-225/8,T6 OR T651 FED SPEC 2ND MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationMIL-C-5541,CL 1A MIL SPEC SINGLE TREATMENT RESPONSE OVERALL A
NSN5365-01-120-6524
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPACER,SLEEVE TITLE COMPONENT PN B357-23K MFR SPACER,SLEEVE
KEY FEATURES
•
BODY INSIDE DIAMETER: 0.0900 INCHES NOMINAL IN
•
CORNER SHAPE: SQUARE ALL CORNERS
•
SURFACE TREATMENT: CHROMATE OVERALL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-5541,CL 1A MIL SPEC SINGLE TREATMENT RESPONSE OVERALL A
•
MATERIAL: ALUMINUM ALLOY 2024 OR ALUMINUM ALLOY 6061 OVERALL
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-225/6,T4 OR T351 FED SPEC 1ST MATERIAL RESPONSE OR QQA-225/8,T6 OR T651 FED SPEC 2ND MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
BODY INSIDE DIAMETER0.0900 INCHES NOMINAL IN
CORNER SHAPESQUARE ALL CORNERS
SURFACE TREATMENTCHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541,CL 1A MIL SPEC SINGLE TREATMENT RESPONSE OVERALL A
MATERIALALUMINUM ALLOY 2024 OR ALUMINUM ALLOY 6061 OVERALL
OVERALL LENGTH0.1250 INCHES NOMINAL IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/6,T4 OR T351 FED SPEC 1ST MATERIAL RESPONSE OR QQA-225/8,T6 OR T651 FED SPEC 2ND MATERIAL RESPONSE OVERALL
BODY OUTSIDE DIAMETER0.1250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
10246230Interchangeable
interchangeable cross-reference
interchangeable
35723Interchangeable
interchangeable cross-reference
interchangeable
127968R91Interchangeable
interchangeable cross-reference
interchangeable
39118Interchangeable
interchangeable cross-reference
interchangeable
SM35723Interchangeable
interchangeable cross-reference
interchangeable
236938Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B357-23K?
B357-23K is a SPACER,SLEEVE.
What parts can replace B357-23K?
There are 12 known substitutes for B357-23K: 10246230, 35723, 127968R91 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B357-23K?
B357-23K is cataloged in the Federal Logistics Information System (FLIS) under NSN 5365-01-120-6524. 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