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JA1003 ✓ 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 HANDLE, body_style: IN-LINE STRAIGHT, terminal_type: SCREW, overall_length: 2.844 INCHES NOMINAL IN, overall_diameter: 0.500 INCHES NOMINAL IN, surface_treatment: TIN TERMINAL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5935-00-194-3081, 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
JA1003
NSN: 5935-00-194-3081
FSC: 5935
CAGE: 92755 — NORTHROP GRUMMAN SYSTEMS CORP DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)
SPECIFICATIONS
materialPLASTIC HANDLE
body_styleIN-LINE STRAIGHT
terminal_typeSCREW
overall_length2.844 INCHES NOMINAL IN
overall_diameter0.500 INCHES NOMINAL IN
surface_treatmentTIN TERMINAL
cable_entrance_diameter0.297 INCHES NOMINAL IN
accommodated_finger_typeTWO CONDUCTOR, ROUND TIP SINGLE FINGER
finger_accommodation_length0.562 INCHES NOMINAL SINGLE FINGER IN
specification/standard_data81349-MIL-J-641 GOVERNMENT SPECIFICATION
electrical_insulation_featureINSULATED COMPLETELY
finger_accommodation_diameter0.252 INCHES NOMINAL SINGLE FINGER IN
NSN5935-00-194-3081
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available JACK,TELEPHONE TITLE COMPONENT PN JA1003 MFR JACK,TELEPHONE
KEY FEATURES
•
MATERIAL: PLASTIC HANDLE
•
FINGER ACCOMMODATION LENGTH: 0.562 INCHES NOMINAL SINGLE FINGER IN
•
JACK CONTACT ARRANGEMENT DESIGNATOR: J1
•
ACCOMMODATED FINGER TYPE: TWO CONDUCTOR, ROUND TIP SINGLE FINGER
•
TERMINAL TYPE: SCREW
•
TEST DATA DOCUMENT: 81349-MIL-J-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.).
•
SURFACE TREATMENT: TIN TERMINAL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALPLASTIC HANDLE
FINGER ACCOMMODATION LENGTH0.562 INCHES NOMINAL SINGLE FINGER IN
JACK CONTACT ARRANGEMENT DESIGNATORJ1
ACCOMMODATED FINGER TYPETWO CONDUCTOR, ROUND TIP SINGLE FINGER
TERMINAL TYPESCREW
TEST DATA DOCUMENT81349-MIL-J-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.).
SURFACE TREATMENTTIN TERMINAL
OVERALL LENGTH2.844 INCHES NOMINAL IN
CABLE ENTRANCE DIAMETER0.297 INCHES NOMINAL IN
SPECIFICATION/STANDARD DATA81349-MIL-J-641 GOVERNMENT SPECIFICATION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
597Interchangeable
interchangeable cross-reference
interchangeable
336UNInterchangeable
interchangeable cross-reference
interchangeable
SBC1S0Interchangeable
interchangeable cross-reference
interchangeable
R1-401Interchangeable
interchangeable cross-reference
interchangeable
3133Interchangeable
interchangeable cross-reference
interchangeable
R9-1665-1BInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is JA1003?
JA1003 is a JACK,TELEPHONE.
What parts can replace JA1003?
There are 26 known substitutes for JA1003: 597, 336UN, SBC1S0 and 23 more. Substitute compatibility should be verified for your specific system.
Is JA1003 still available?
JA1003 is currently cancelled.
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Last verified: July 2026