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PartsTable / COMPONENT / N-556667 PIECE 12J
N-556667 PIECE 12J ✓ 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: PLAIN CUT-OFF SECOND END, design_type: CLOSED, coil_quantity: 15-1/2, inside_diameter: 0.690 INCHES MINIMUM AND 0.712 INCHES MAXIMUM IN, style_designator: CYLINDRICAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-01-119-1245, 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
N-556667 PIECE 12J
NSN: 5360-01-119-1245
FSC: 5360
CAGE: 86035 — CALGON CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
end_stylePLAIN CUT-OFF SECOND END
design_typeCLOSED
coil_quantity15-1/2
inside_diameter0.690 INCHES MINIMUM AND 0.712 INCHES MAXIMUM IN
style_designatorCYLINDRICAL
spring_free_length3.326 INCHES MINIMUM AND 3.446 INCHES MAXIMUM IN
coil_helix_directionRIGHT-HAND
special_test_featuresSPECIAL QUALITY CONTROL TESTING
spring_free_outside_diameter0.960 INCHES MINIMUM AND 0.982 INCHES MAXIMUM IN
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsAS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS AND CERTIFIED FREE FROM MERCURY CONTAMINATION
NSN5360-01-119-1245
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SPRING,HELICAL,TORSION TITLE COMPONENT PN N-556667 PIECE 12J MFR SPRING,HELICAL,TORSION
KEY FEATURES
•
SPRING FREE OUTSIDE DIAMETER: 0.960 INCHES MINIMUM AND 0.982 INCHES MAXIMUM IN
•
END STYLE: DOBBY HOOK FIRST END
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
TEST DATA DOCUMENT: 81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
•
MATERIAL: STEEL OVERALL
•
COIL HELIX DIRECTION: RIGHT-HAND
•
COIL QUANTITY: 15-1/2
TECHNICAL CHARACTERISTICS (FLIS)
SPRING FREE OUTSIDE DIAMETER0.960 INCHES MINIMUM AND 0.982 INCHES MAXIMUM IN
END STYLEDOBBY HOOK FIRST END
CRITICALITY CODE JUSTIFICATIONZZZY
TEST DATA DOCUMENT81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
MATERIALSTEEL OVERALL
COIL HELIX DIRECTIONRIGHT-HAND
END STYLEPLAIN CUT-OFF SECOND END
COIL QUANTITY15-1/2
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS AND CERTIFIED FREE FROM MERCURY CONTAMINATION
SPRING FREE LENGTH3.326 INCHES MINIMUM AND 3.446 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
90940Interchangeable
interchangeable cross-reference
interchangeable
700394P003Interchangeable
interchangeable cross-reference
interchangeable
9605Interchangeable
interchangeable cross-reference
interchangeable
N556667PC12JInterchangeable
interchangeable cross-reference
interchangeable
133537Interchangeable
interchangeable cross-reference
interchangeable
133937Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is N-556667 PIECE 12J?
N-556667 PIECE 12J is a SPRING,HELICAL,TORSION.
What parts can replace N-556667 PIECE 12J?
There are 7 known substitutes for N-556667 PIECE 12J: 90940, 700394P003, 9605 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for N-556667 PIECE 12J?
N-556667 PIECE 12J is cataloged in the Federal Logistics Information System (FLIS) under NSN 5360-01-119-1245. 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