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JJ055 ✓ 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 JACK,TELEPHONE is a the manufacturer industrial component. Key specifications include material: PLASTIC BODY, body_style: DUAL ACCOMMODATED STRAIGHT EXTENSION, body_width: 0.376 INCHES NOMINAL IN, body_height: 0.812 INCHES NOMINAL IN, terminal_type: INTERNAL SETSCREW, overall_length: 1.438 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5935-00-636-6602, 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
JJ055
NSN: 5935-00-636-6602
FSC: 5935
CAGE: F3767 — SEF POWER (FRA)
SPECIFICATIONS
materialPLASTIC BODY
body_styleDUAL ACCOMMODATED STRAIGHT EXTENSION
body_width0.376 INCHES NOMINAL IN
body_height0.812 INCHES NOMINAL IN
terminal_typeINTERNAL SETSCREW
overall_length1.438 INCHES NOMINAL IN
cable_entrance_diameter0.130 INCHES NOMINAL IN
accommodated_finger_typeTEST PROD ALL FINGERS
finger_accommodation_length0.328 INCHES NOMINAL ALL FINGERS IN
specification/standard_data81349--641/8-1 GOVERNMENT SPECIFICATION
electrical_insulation_featureINSULATED COMPLETELY
finger_accommodation_diameter0.086 INCHES NOMINAL ALL FINGERS IN
NSN5935-00-636-6602
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available JACK,TELEPHONE TITLE COMPONENT PN JJ055 MFR JACK,TELEPHONE
KEY FEATURES
•
BODY STYLE: DUAL ACCOMMODATED STRAIGHT EXTENSION
•
BODY HEIGHT: 0.812 INCHES NOMINAL IN
•
TEST DATA DOCUMENT: 81349-MIL-DTL-641 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.).
•
FINGER ACCOMMODATION DIAMETER: 0.086 INCHES NOMINAL ALL FINGERS IN
•
MATERIAL: PLASTIC BODY
•
CABLE ENTRANCE DIAMETER: 0.130 INCHES NOMINAL IN
•
CENTER TO CENTER DISTANCE BETWEEN FINGER ACCOMMODATIONS: 0.218 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
BODY STYLEDUAL ACCOMMODATED STRAIGHT EXTENSION
BODY HEIGHT0.812 INCHES NOMINAL IN
TEST DATA DOCUMENT81349-MIL-DTL-641 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.).
OVERALL LENGTH1.438 INCHES NOMINAL IN
FINGER ACCOMMODATION DIAMETER0.086 INCHES NOMINAL ALL FINGERS IN
MATERIALPLASTIC BODY
CABLE ENTRANCE DIAMETER0.130 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN FINGER ACCOMMODATIONS0.218 INCHES NOMINAL IN
BODY WIDTH0.376 INCHES NOMINAL IN
SPECIFICATION/STANDARD DATA81349--641/8-1 GOVERNMENT SPECIFICATION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
1281-3018Interchangeable
interchangeable cross-reference
interchangeable
H57324PC30Interchangeable
interchangeable cross-reference
interchangeable
D8523841REVAPC42Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-641/3Interchangeable
interchangeable cross-reference
interchangeable
M641/3-6Interchangeable
interchangeable cross-reference
interchangeable
MIL-J-641Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is JJ055?
JJ055 is a JACK,TELEPHONE.
What parts can replace JJ055?
There are 19 known substitutes for JJ055: 1281-3018, H57324PC30, D8523841REVAPC42 and 16 more. Substitute compatibility should be verified for your specific system.
Is JJ055 still available?
JJ055 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