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SB1877 — JACK,TELEPHONE

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

SB1877: JACK,TELEPHONE.

The JACK,TELEPHONE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BUSHING, body_style: THREADED BUSHING MOUNTED LONG FRAME, body_width: 0.562 INCHES NOMINAL IN, thread_class: 2A A, terminal_type: TAB, SOLDER LUG, overall_height: 0.812 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5935-00-284-3921, 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
SB1877
NSN: 5935-00-284-3921
FSC: 5935 — Connectors, Electrical
CAGE: 21340 — ITT TELECOM PRODUCTS CORP NETWORK SYSTEMS DIV (USA)
SPECIFICATIONS
materialCOPPER ALLOY BUSHING
body_styleTHREADED BUSHING MOUNTED LONG FRAME
body_width0.562 INCHES NOMINAL IN
thread_class2A A
terminal_typeTAB, SOLDER LUG
overall_height0.812 INCHES NOMINAL IN
overall_length3.359 INCHES NOMINAL IN
thread_directionRIGHT-HAND
precious_materialSILVER AND PALLADIUM
surface_treatmentPALLADIUM CONTACT
nominal_thread_size0.375 INCHES IN
mounting_hole_diameter0.156 INCHES NOMINAL IN
NSN5935-00-284-3921
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available JACK,TELEPHONE TITLE COMPONENT PN SB1877 MFR JACK,TELEPHONE
KEY FEATURES
•
MOUNTING FACILITY TYPE AND QUANTITY: 1 BUSHING
•
BODY STYLE: THREADED BUSHING MOUNTED LONG FRAME
•
TERMINAL TYPE: TAB, SOLDER LUG
•
BUSHING ACCOMMODATION HOLE SHAPE: ROUND
•
FINGER ACCOMMODATION DIAMETER: 0.207 INCHES NOMINAL SINGLE FINGER IN
•
PRECIOUS MATERIAL: SILVER AND PALLADIUM
•
FINGER ACCOMMODATION LENGTH: 1.093 INCHES NOMINAL SINGLE FINGER IN
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY TYPE AND QUANTITY1 BUSHING
OVERALL HEIGHT0.812 INCHES NOMINAL IN
BODY STYLETHREADED BUSHING MOUNTED LONG FRAME
TERMINAL TYPETAB, SOLDER LUG
BUSHING ACCOMMODATION HOLE SHAPEROUND
FINGER ACCOMMODATION DIAMETER0.207 INCHES NOMINAL SINGLE FINGER IN
PRECIOUS MATERIALSILVER AND PALLADIUM
FINGER ACCOMMODATION LENGTH1.093 INCHES NOMINAL SINGLE FINGER IN
BODY WIDTH0.562 INCHES NOMINAL IN
ACCOMMODATED FINGER TYPETWO CONDUCTOR, ROUND TIP SINGLE FINGER
SUBSTITUTES & CROSS-REFERENCES 1
520766Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SB1877?
SB1877 is a JACK,TELEPHONE.
What parts can replace SB1877?
There is 1 known substitute for SB1877: 520766. Substitute compatibility should be verified for your specific system.
What is the NSN for SB1877?
SB1877 is cataloged in the U.S. Government catalog under NSN 5935-00-284-3921. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.