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Technical Data Sheet
E187 ✓ 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: COPPER ALLOY OVERALL, end_style: SHORT HOOK, END OVERALL, hook_radius: 0.063 INCHES NOMINAL OVERALL IN, inside_diameter: 0.511 INCHES NOMINAL IN, style_designator: SINGLE TORSION LEFT HAND, spring_free_length: 0.313 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 5360-00-663-2271, 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
E187
NSN: 5360-00-663-2271
FSC: 5360
CAGE: 77260 — PIERCE CO INC THE SUB OF AVIS INDUSTRIAL CORP (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
end_styleSHORT HOOK, END OVERALL
hook_radius0.063 INCHES NOMINAL OVERALL IN
coil_quantity4
inside_diameter0.511 INCHES NOMINAL IN
style_designatorSINGLE TORSION LEFT HAND
spring_free_length0.313 INCHES NOMINAL IN
coil_helix_directionRIGHT-HAND
end_angular_relationshipENDS ANGLED ONE TO OTHER
spring_free_outside_diameter0.625 INCHES NOMINAL IN
NSN5360-00-663-2271
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,TORSION TITLE COMPONENT PN E187 MFR SPRING,HELICAL,TORSION
KEY FEATURES
SPRING FREE LENGTH: 0.313 INCHES NOMINAL IN
MATERIAL: COPPER ALLOY OVERALL
SPRING FREE OUTSIDE DIAMETER: 0.625 INCHES NOMINAL IN
STYLE DESIGNATOR: SINGLE TORSION LEFT HAND
HOOK RADIUS: 0.063 INCHES NOMINAL OVERALL IN
END STYLE: SHORT HOOK, END OVERALL
END ANGULAR RELATIONSHIP: ENDS ANGLED ONE TO OTHER
COIL QUANTITY: 4
TECHNICAL CHARACTERISTICS (FLIS)
SPRING FREE LENGTH0.313 INCHES NOMINAL IN
MATERIALCOPPER ALLOY OVERALL
SPRING FREE OUTSIDE DIAMETER0.625 INCHES NOMINAL IN
STYLE DESIGNATORSINGLE TORSION LEFT HAND
HOOK RADIUS0.063 INCHES NOMINAL OVERALL IN
END STYLESHORT HOOK, END OVERALL
END ANGULAR RELATIONSHIPENDS ANGLED ONE TO OTHER
COIL QUANTITY4
INSIDE DIAMETER0.511 INCHES NOMINAL IN
COIL HELIX DIRECTIONRIGHT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
2972-63ALT5PCF70Interchangeable
interchangeable cross-reference
interchangeable
1017A0030-1Interchangeable
interchangeable cross-reference
interchangeable
944-110PC23Interchangeable
interchangeable cross-reference
interchangeable
L-11Interchangeable
interchangeable cross-reference
interchangeable
111Interchangeable
interchangeable cross-reference
interchangeable
220GInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is E187?
E187 is a SPRING,HELICAL,TORSION.
What parts can replace E187?
There are 19 known substitutes for E187: 2972-63ALT5PCF70, 1017A0030-1, 944-110PC23 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for E187?
E187 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-00-663-2271. This indicates validated use in U.S. government and defense supply chains.
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