PartsTable
Technical Data Sheet
158-1IN ✓ Verified by PartsTable
· GATE VALVE
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

The COCK,PLUG is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY STEM, flow_style: TWO-WAY TWO PORT BOTTOM OUTLET 360 DEGREE PLUG TURN, connection_type: THREADED INTERNAL PIPE ALL ENDS, connection_style: PLAIN, OPTIONAL END (PIPE) ALL ENDS, thread_direction: RIGHT-HAND ALL ENDS, features_provided: NONADJUSTABLE ROTATION. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-270-4675, 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
158-1IN
NSN: 4820-00-270-4675
FSC: 4820
CAGE: 85653 — KNOX MFG CO (USA)
SPECIFICATIONS
materialCOPPER ALLOY STEM
flow_styleTWO-WAY TWO PORT BOTTOM OUTLET 360 DEGREE PLUG TURN
connection_typeTHREADED INTERNAL PIPE ALL ENDS
connection_stylePLAIN, OPTIONAL END (PIPE) ALL ENDS
thread_directionRIGHT-HAND ALL ENDS
features_providedNONADJUSTABLE ROTATION
operating_pressure125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size1.000 INCHES ALL ENDS IN
valve_operation_methodMANUAL
media_for_which_designedAIR SINGLE RESPONSE
thread_series_designatorNPT ALL ENDS
NSN4820-00-270-4675
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 158-1IN · 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
THREAD SERIES DESIGNATOR: NPT ALL ENDS
OPERATING PRESSURE: 125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
FEATURES PROVIDED: NONADJUSTABLE ROTATION
MATERIAL: COPPER ALLOY FLOW CONTROL DEVICE
CONNECTION TYPE: THREADED INTERNAL PIPE ALL ENDS
VALVE OPERATION METHOD: MANUAL
FLOW STYLE: TWO-WAY TWO PORT BOTTOM OUTLET 360 DEGREE PLUG TURN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIES DESIGNATORNPT ALL ENDS
OPERATING PRESSURE125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
FEATURES PROVIDEDNONADJUSTABLE ROTATION
MATERIALCOPPER ALLOY FLOW CONTROL DEVICE
MATERIALIRON CAST BODY
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
VALVE OPERATION METHODMANUAL
FLOW STYLETWO-WAY TWO PORT BOTTOM OUTLET 360 DEGREE PLUG TURN
CONNECTION STYLEPLAIN, OPTIONAL END (PIPE) ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
35-502Interchangeable
interchangeable cross-reference
interchangeable
53AFInterchangeable
interchangeable cross-reference
interchangeable
6708Interchangeable
interchangeable cross-reference
interchangeable
V-2Interchangeable
interchangeable cross-reference
interchangeable
919599Interchangeable
interchangeable cross-reference
interchangeable
2AE310Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 158-1IN?
158-1IN is a COCK,PLUG.
What parts can replace 158-1IN?
There are 15 known substitutes for 158-1IN: 35-502, 53AF, 6708 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 158-1IN?
158-1IN is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-270-4675. This indicates validated use in U.S. government and defense supply chains.
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