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Technical Data Sheet
PartsTable / MRO / B10-3
B10-3 ✓ 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

THERMAL RELEASE,CIRCUIT BREAKER. Key specifications include material: PLASTIC VINYL INSULATION, wheel_style: V-TAPER, corner_shape: SQUARE ALL CORNERS, power_source: EXTERNAL, usage_design: METALWORKING, body_material: STEEL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3030-00-232-7921, 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→ B10-3
NSN: 3030-00-232-7921
FSC: 3030
CAGE: 24161 — GATES CORPORATION (USA)
SPECIFICATIONS
materialPLASTIC VINYL INSULATION
wheel_styleV-TAPER
corner_shapeSQUARE ALL CORNERS
power_sourceEXTERNAL
usage_designMETALWORKING
body_materialSTEEL
overall_depth0.500 INCHES NOMINAL IN
overall_width0.290 INCHES IN
overall_length0.970 INCHES IN
spindle_length1.500 INCHES NOMINAL IN
wheel_diameter0.625 INCHES NOMINAL IN
mounting_methodPERMANENTLY MOUNTED ON MANDREL
NSN3030-00-232-7921
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available THERMAL RELEASE,CIRCUIT BREAKER TITLE COMPONENT PN B10-3 MFR THERMAL RELEASE,CIRCUI
KEY FEATURES
•
PERFORMANCE TYPE: STANDARD CAPACITY
•
STYLE DESIGNATOR: PLAIN
•
MATERIAL: FIBER AND RUBBER BODY
•
NOMINAL PITCH LENGTH: 104.800 INCHES IN
•
CROSS-SECTIONAL SIZE: B
•
STRENGTHENING FEATURE: FIBER CORD
TECHNICAL CHARACTERISTICS (FLIS)
PERFORMANCE TYPESTANDARD CAPACITY
STYLE DESIGNATORPLAIN
MATERIALFIBER AND RUBBER BODY
NOMINAL PITCH LENGTH104.800 INCHES IN
CROSS-SECTIONAL SIZEB
STRENGTHENING FEATUREFIBER CORD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
MIL-W-17663 GPBInterchangeable
interchangeable cross-reference
interchangeable
B74.2 AND B74.13Interchangeable
interchangeable cross-reference
interchangeable
MIL-W-17663Interchangeable
interchangeable cross-reference
interchangeable
B1.03Interchangeable
interchangeable cross-reference
interchangeable
B1-03Interchangeable
interchangeable cross-reference
interchangeable
B24-3MILL6085Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B10-3?
B10-3 is a THERMAL RELEASE,CIRCUIT BREAKER. It is classified as a MRO (MRO_GENERAL).
What parts can replace B10-3?
There are 15 known substitutes for B10-3: MIL-W-17663 GPB, B74.2 AND B74.13, MIL-W-17663 and 12 more. Substitute compatibility should be verified for your specific system.
Is B10-3 still available?
B10-3 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