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280304 ✓ 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

TERMINAL JUNCTION BLOCK,SECTIONA. Key specifications include material: ZINC ALLOY OVERALL, nut_style: WING, body_diameter: 0.335 INCHES NOMINAL IN, nominal_width: 0.380 INCHES IN, overall_height: 0.465 INCHES NOMINAL IN, style_designator: PLAIN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3030-00-497-6683, 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
280304
NSN: 3030-00-497-6683
FSC: 3030
CAGE: 16974 — UNIMAC CO INC (USA)
SPECIFICATIONS
materialZINC ALLOY OVERALL
nut_styleWING
body_diameter0.335 INCHES NOMINAL IN
nominal_width0.380 INCHES IN
overall_height0.465 INCHES NOMINAL IN
style_designatorPLAIN
thread_directionRIGHT-HAND
washer_thickness0.035 INCHES NOMINAL IN
surface_treatmentNICKEL OVERALL
wing_spread_width1.000 INCHES NOMINAL IN
nominal_thread_size0.250 INCHES IN
cross-sectional_size3V V
NSN3030-00-497-6683
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TERMINAL JUNCTION BLOCK,SECTIONA TITLE COMPONENT PN 280304 MFR TERMINAL JUNCTION BLOC
KEY FEATURES
•
STRENGTHENING FEATURE: FIBER CORD
•
MATERIAL: FIBER AND RUBBER BODY
•
NOMINAL EFFECTIVE OUTSIDE LENGTH: 90.000 INCHES IN
•
ENVIRONMENTAL PROTECTION: HEAT RESISTANT AND OIL RESISTANT
•
CROSS-SECTIONAL SIZE: 3V V
•
STYLE DESIGNATOR: PLAIN
•
NOMINAL WIDTH: 0.380 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
STRENGTHENING FEATUREFIBER CORD
MATERIALFIBER AND RUBBER BODY
NOMINAL EFFECTIVE OUTSIDE LENGTH90.000 INCHES IN
ENVIRONMENTAL PROTECTIONHEAT RESISTANT AND OIL RESISTANT
CROSS-SECTIONAL SIZE3V V
STYLE DESIGNATORPLAIN
NOMINAL WIDTH0.380 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
3V250-3Interchangeable
interchangeable cross-reference
interchangeable
G-9Interchangeable
interchangeable cross-reference
interchangeable
ZZB195Interchangeable
interchangeable cross-reference
interchangeable
18182Interchangeable
interchangeable cross-reference
interchangeable
101438Interchangeable
interchangeable cross-reference
interchangeable
3V950-4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 280304?
280304 is a TERMINAL JUNCTION BLOCK,SECTIONA.
What parts can replace 280304?
There are 22 known substitutes for 280304: 3V250-3, G-9, ZZB195 and 19 more. Substitute compatibility should be verified for your specific system.
Is 280304 still available?
280304 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