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PartsTable / COMPONENT / 20128-1
20128-1 ✓ 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 INSULATOR,BUSHING is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL, shank_height: 4.200 INCHES NOMINAL IN, overall_height: 4.250 INCHES NOMINAL IN, inside_diameter: 2.090 INCHES NOMINAL IN, outside_diameter: 2.230 INCHES NOMINAL IN, style_designator: SHOULDER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5970-00-544-0797, 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
20128-1
NSN: 5970-00-544-0797
FSC: 5970
CAGE: 50643 — FISICA APPLIED TECHNOLOGIES, INC. DIV RANDTRON ANTENNA SYSTEMS (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
shank_height4.200 INCHES NOMINAL IN
overall_height4.250 INCHES NOMINAL IN
inside_diameter2.090 INCHES NOMINAL IN
outside_diameter2.230 INCHES NOMINAL IN
style_designatorSHOULDER
termination_typeLUG TERMINAL W/MOUNTING HOLE BOTH ENDS ALL CONDUCTORS
lead_overall_length8.000 INCHES NOMINAL IN
shank_outside_diameter2.170 INCHES NOMINAL IN
cross-sectional_shape_styleROUNDROUND
material_document_and_classificationAMS 3651 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5970-00-544-0797
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available INSULATOR,BUSHING TITLE COMPONENT PN 20128-1 MFR INSULATOR,BUSHING
KEY FEATURES
•
SHANK OUTSIDE DIAMETER: 2.170 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SHOULDER
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 3651 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL
•
SHANK HEIGHT: 4.200 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 2.230 INCHES NOMINAL IN
•
INSIDE DIAMETER: 2.090 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SHANK OUTSIDE DIAMETER2.170 INCHES NOMINAL IN
STYLE DESIGNATORSHOULDER
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 3651 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
SHANK HEIGHT4.200 INCHES NOMINAL IN
OUTSIDE DIAMETER2.230 INCHES NOMINAL IN
INSIDE DIAMETER2.090 INCHES NOMINAL IN
OVERALL HEIGHT4.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
34H-700NInterchangeable
interchangeable cross-reference
interchangeable
20128-1Interchangeable
interchangeable cross-reference
interchangeable
20128Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20128-1?
20128-1 is a INSULATOR,BUSHING.
What parts can replace 20128-1?
There are 3 known substitutes for 20128-1: 34H-700N, 20128-1, 20128. Substitute compatibility should be verified for your specific system.
What is the NSN for 20128-1?
20128-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5970-00-544-0797. 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