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Technical Data Sheet
PartsTable / MRO / 70-402
70-402 ✓ Verified by PartsTable
Lindy · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

This Bi-Directional Phono switch allows you to plug two audio sources into a single audio receiver, then switch between them using a push button on the unit. Or plug one audio source in to two audio receivers, then switch the sound to either device. Its compact design means it can be easily hidden away and takes up almost no desk space.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-083-8990, indicating validated use in U.S. government and defense logistics supply chains.

WHERE IT FITS
MRO→ MRO_GENERAL→ 70-402
NSN: 4820-00-083-8990
FSC: 4820
CAGE: 81982 — HYDRO-AIRE AEROSPACE CORP (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
design_typePLAIN
flexibilityRIGID ALL TUBING SEGMENT
load_rating4000.000 POUNDS MAXIMUM LBS
overall_width5.000 INCHES NOMINAL IN
terminal_typeWIRE LEAD
inclosure_typeFULLY INCLOSED
overall_height5.875 INCHES NOMINAL IN
overall_length6.375 INCHES NOMINAL IN
flange_quantity2
inside_diameter5.043 INCHES NOMINAL IN
mounting_methodUNTHREADED HOLE(S) SINGLE GROUP
NSN4820-00-083-8990
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 70-402 · Lindy ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONAIRCRAFT MODEL H-2
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
263530PC2Interchangeable
interchangeable cross-reference
interchangeable
7040-2Interchangeable
interchangeable cross-reference
interchangeable
111728Interchangeable
interchangeable cross-reference
interchangeable
70-2815Interchangeable
interchangeable cross-reference
interchangeable
139Interchangeable
interchangeable cross-reference
interchangeable
128SCSEA719-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 70-402?
70-402 is a FILTER,BAND PASS manufactured by Lindy. It is classified as a MRO (MRO_GENERAL).
What parts can replace 70-402?
There are 7 known substitutes for 70-402: 263530PC2, 7040-2, 111728 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 70-402?
70-402 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-083-8990. 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