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3871348 ✓ 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 SWITCH,ENGINE BRAKE is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE, outside_diameter: 3.000 INCHES NOMINAL IN, style_designator: FLAT, material_thickness: 0.063 INCHES NOMINAL IN, center_hole_diameter: 1.130 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN, criticality_code_justification: ZZZY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2920-01-155-3602, 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
3871348
NSN: 2920-01-155-3602
FSC: 2920
CAGE: 75078 — JACOBS MFG CO THE (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE
outside_diameter3.000 INCHES NOMINAL IN
style_designatorFLAT
material_thickness0.063 INCHES NOMINAL IN
center_hole_diameter1.130 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
NSN2920-01-155-3602
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,ENGINE BRAKE TITLE COMPONENT PN 3871348 MFR SWITCH,ENGINE BRAKE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
Z3343B4Interchangeable
interchangeable cross-reference
interchangeable
012388Interchangeable
interchangeable cross-reference
interchangeable
7671Interchangeable
interchangeable cross-reference
interchangeable
7767692Interchangeable
interchangeable cross-reference
interchangeable
Z-3343-BPC8Interchangeable
interchangeable cross-reference
interchangeable
029377Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3871348?
3871348 is a SWITCH,ENGINE BRAKE.
What parts can replace 3871348?
There are 10 known substitutes for 3871348: Z3343B4, 012388, 7671 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3871348?
3871348 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2920-01-155-3602. 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