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Technical Data Sheet
BL-11665-1 ✓ 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 SPRING,HELICAL,TORSION is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, end_style: ONE HOOK END BOTH ENDS, end_length: 0.380 INCHES NOMINAL BOTH ENDS IN, inside_diameter: 0.124 INCHES NOMINAL IN, style_designator: SINGLE TORSION LEFT HAND, spring_free_length: 0.400 INCHES MAXIMUM 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 5360-01-221-3221, 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
BL-11665-1
NSN: 5360-01-221-3221
FSC: 5360
CAGE: 08484 — BREEZE-EASTERN LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
end_styleONE HOOK END BOTH ENDS
end_length0.380 INCHES NOMINAL BOTH ENDS IN
inside_diameter0.124 INCHES NOMINAL IN
style_designatorSINGLE TORSION LEFT HAND
spring_free_length0.400 INCHES MAXIMUM IN
coil_helix_directionRIGHT-HAND OR LEFT-HAND
end_angular_relationshipENDS ANGLED ONE TO OTHER
spring_free_outside_diameter0.160 INCHES NOMINAL IN
NSN5360-01-221-3221
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,TORSION TITLE COMPONENT PN BL-11665-1 MFR SPRING,HELICAL,TORSION
KEY FEATURES
END LENGTH: 0.380 INCHES NOMINAL BOTH ENDS IN
INSIDE DIAMETER: 0.124 INCHES NOMINAL IN
COIL HELIX DIRECTION: RIGHT-HAND OR LEFT-HAND
END STYLE: ONE HOOK END BOTH ENDS
STYLE DESIGNATOR: SINGLE TORSION LEFT HAND
END ANGULAR RELATIONSHIP: ENDS ANGLED ONE TO OTHER
SPRING FREE LENGTH: 0.400 INCHES MAXIMUM IN
SPRING FREE OUTSIDE DIAMETER: 0.160 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
END LENGTH0.380 INCHES NOMINAL BOTH ENDS IN
INSIDE DIAMETER0.124 INCHES NOMINAL IN
COIL HELIX DIRECTIONRIGHT-HAND OR LEFT-HAND
END STYLEONE HOOK END BOTH ENDS
STYLE DESIGNATORSINGLE TORSION LEFT HAND
END ANGULAR RELATIONSHIPENDS ANGLED ONE TO OTHER
SPRING FREE LENGTH0.400 INCHES MAXIMUM IN
SPRING FREE OUTSIDE DIAMETER0.160 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
72023-11Interchangeable
interchangeable cross-reference
interchangeable
72023Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BL-11665-1?
BL-11665-1 is a SPRING,HELICAL,TORSION.
What parts can replace BL-11665-1?
There are 2 known substitutes for BL-11665-1: 72023-11, 72023. Substitute compatibility should be verified for your specific system.
What is the NSN for BL-11665-1?
BL-11665-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-01-221-3221. This indicates validated use in U.S. government and defense supply chains.
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