PartsTable
Technical Data Sheet
1656-163 ✓ Verified by PartsTable
· 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

RESISTOR,VARIABLE,NONWIRE WOUND,. Key specifications include body_style: CYLINDRICAL BUSHING MOUNTED, flow_style: FOUR-WAY FOUR PORT 90 DEGREE PLUG TURN, body_length: 0.407 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN, shaft_style: ROUND, SLOTTED, shaft_length: 0.328 INCHES NOMINAL IN, actuator_type: SINGLE SHAFT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-673-8005, 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
MRO MRO_GENERAL 1656-163
NSN: 4820-00-673-8005
FSC: 4820
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
body_styleCYLINDRICAL BUSHING MOUNTED
flow_styleFOUR-WAY FOUR PORT 90 DEGREE PLUG TURN
body_length0.407 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
shaft_styleROUND, SLOTTED
shaft_length0.328 INCHES NOMINAL IN
actuator_typeSINGLE SHAFT
body_diameter0.375 INCHES MAXIMUM IN
shaft_diameter0.124 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN
connection_typeTHREADED INTERNAL PIPE FIRST END
mounting_methodSTANDARD BUSHING
terminal_length0.375 INCHES NOMINAL IN
connection_stylePLAIN,OPTIONAL END(PIPE) FIRST END
NSN4820-00-673-8005
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 1656-163 · OEM ⚠ 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
KEY FEATURES
CONNECTION TYPE: THREADED INTERNAL PIPE FIRST END
CONNECTION STYLE: PLAIN,OPTIONAL END(PIPE) FIRST END
NOMINAL PIPE SIZE ACCOMMODATED: 0.500 INCHES FIRST END IN
VALVE OPERATION METHOD: MANUAL
FEATURES PROVIDED: NONADJUSTABLE ROTATION
MEDIA FOR WHICH DESIGNED: AIR SINGLE RESPONSE
THREAD SERIES DESIGNATOR: NPT FIRST END
FLOW STYLE: FOUR-WAY FOUR PORT 90 DEGREE PLUG TURN
TECHNICAL CHARACTERISTICS (FLIS)
CONNECTION TYPETHREADED INTERNAL PIPE FIRST END
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) FIRST END
NOMINAL PIPE SIZE ACCOMMODATED0.500 INCHES FIRST END IN
VALVE OPERATION METHODMANUAL
FEATURES PROVIDEDNONADJUSTABLE ROTATION
MEDIA FOR WHICH DESIGNEDAIR SINGLE RESPONSE
THREAD SERIES DESIGNATORNPT FIRST END
FLOW STYLEFOUR-WAY FOUR PORT 90 DEGREE PLUG TURN
OPERATING PRESSURE150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
THREAD QUANTITY PER INCH14 FIRST END
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
9097-111Interchangeable
interchangeable cross-reference
interchangeable
1656-163Interchangeable
interchangeable cross-reference
interchangeable
12S13Interchangeable
interchangeable cross-reference
interchangeable
143P3AC3-MCInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1656-163?
1656-163 is a RESISTOR,VARIABLE,NONWIRE WOUND,. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1656-163?
There are 4 known substitutes for 1656-163: 9097-111, 1656-163, 12S13 and 1 more. Substitute compatibility should be verified for your specific system.
Is 1656-163 still available?
1656-163 is currently cancelled.
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