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Technical Data Sheet
B7-70 ✓ 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: STEEL COMP 6150 OVERALL, end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, load_rating: 459.000 POUNDS NOMINAL LBS, coil_quantity: 6 1/2, inside_diameter: 1.656 INCHES NOMINAL IN, special_features: GRACEFUL SHUTDOWN AND STIFFENER BARS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-343-5377, 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 B7-70
NSN: 5360-00-343-5377
FSC: 5360
CAGE: 78062 — SARGENT AEROSPACE & DEFENSE, LLC DBA SARGENT CONTROLS & AEROSPACE DIV SARGENT CONTROLS & AEROSPACE (USA)
SPECIFICATIONS
materialSTEEL COMP 6150 OVERALL
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
load_rating459.000 POUNDS NOMINAL LBS
coil_quantity6 1/2
inside_diameter1.656 INCHES NOMINAL IN
special_featuresGRACEFUL SHUTDOWN AND STIFFENER BARS
style_designatorCYLINDRICAL
surface_treatmentCADMIUM OVERALL
spring_free_length3.520 INCHES NOMINAL IN
spring_solid_length2.030 INCHES NOMINAL IN
coil_helix_directionRIGHT-HAND OR LEFT-HAND
input_current_rating10.0 AC AMPERES NOMINAL SINGLE OPERATING POWER RQMT
NSN5360-00-343-5377
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available THERMAL RELEASE,CIRCUIT BREAKER TITLE COMPONENT PN B7-70 MFR THERMAL RELEASE,CIRCUI
KEY FEATURES
LOAD RATING: 459.000 POUNDS NOMINAL LBS
SURFACE TREATMENT: CADMIUM OVERALL
SPRING LENGTH UNDER LOAD: 1.108 INCHES NOMINAL IN
SPRING FREE LENGTH: 3.520 INCHES NOMINAL IN
COIL HELIX DIRECTION: RIGHT-HAND OR LEFT-HAND
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SPRING SOLID LENGTH: 2.030 INCHES NOMINAL IN
STYLE DESIGNATOR: CYLINDRICAL
TECHNICAL CHARACTERISTICS (FLIS)
LOAD RATING459.000 POUNDS NOMINAL LBS
SURFACE TREATMENTCADMIUM OVERALL
SPRING LENGTH UNDER LOAD1.108 INCHES NOMINAL IN
SPRING FREE LENGTH3.520 INCHES NOMINAL IN
COIL HELIX DIRECTIONRIGHT-HAND OR LEFT-HAND
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SPRING SOLID LENGTH2.030 INCHES NOMINAL IN
STYLE DESIGNATORCYLINDRICAL
SPRING SOLID OUTSIDE DIAMETER2.344 INCHES NOMINAL IN
COIL QUANTITY6 1/2
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
B7-7Interchangeable
interchangeable cross-reference
interchangeable
B77.0Interchangeable
interchangeable cross-reference
interchangeable
B7-70Interchangeable
interchangeable cross-reference
interchangeable
B7.70Interchangeable
interchangeable cross-reference
interchangeable
7376540-05Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B7-70?
B7-70 is a THERMAL RELEASE,CIRCUIT BREAKER. It is classified as a MRO (MRO_GENERAL).
What parts can replace B7-70?
There are 5 known substitutes for B7-70: B7-7, B77.0, B7-70 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B7-70?
B7-70 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-343-5377. This indicates validated use in U.S. government and defense supply chains.
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