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Technical Data Sheet
PartsTable / COMPONENT / 1S1830
1S1830 ✓ 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 VALVE,ANGLE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, bonnet_type: INSIDE SCREW, connection_style: PLAIN (PIPE) SECOND END, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND ALL ENDS, flow_control_device: DISK. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-104-2061, 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
1S1830
NSN: 4820-00-104-2061
FSC: 4820
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
bonnet_typeINSIDE SCREW
connection_stylePLAIN (PIPE) SECOND END
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND ALL ENDS
flow_control_deviceDISK
nominal_thread_size0.250 INCHES SECOND END IN
valve_operation_methodMANUAL
bonnet_attachment_methodTHREADED
thread_series_designatorNPT ALL ENDS
NSN4820-00-104-2061
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1S1830 · 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
•
NOMINAL THREAD SIZE: 0.250 INCHES SECOND END IN
•
THREAD SERIES DESIGNATOR: NPT ALL ENDS
•
BONNET TYPE: INSIDE SCREW
•
CONNECTION STYLE: PLAIN,OPTIONAL END(PIPE) FIRST END
•
STYLE DESIGNATOR: STRAIGHT THRU
•
FLOW CONTROL DEVICE: DISK
•
VALVE OPERATION METHOD: MANUAL
•
BONNET ATTACHMENT METHOD: THREADED
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD SIZE0.250 INCHES SECOND END IN
THREAD SERIES DESIGNATORNPT ALL ENDS
BONNET TYPEINSIDE SCREW
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) FIRST END
STYLE DESIGNATORSTRAIGHT THRU
FLOW CONTROL DEVICEDISK
VALVE OPERATION METHODMANUAL
BONNET ATTACHMENT METHODTHREADED
MATERIALCOPPER ALLOY OVERALL
NOMINAL THREAD SIZE0.250 INCHES FIRST END IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
PC1936-8M4SECTI0NInterchangeable
interchangeable cross-reference
interchangeable
4884Interchangeable
interchangeable cross-reference
interchangeable
116180Interchangeable
interchangeable cross-reference
interchangeable
GPW9940Interchangeable
interchangeable cross-reference
interchangeable
H51074020Interchangeable
interchangeable cross-reference
interchangeable
11031602-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1S1830?
1S1830 is a VALVE,ANGLE.
What parts can replace 1S1830?
There are 9 known substitutes for 1S1830: PC1936-8M4SECTI0N, 4884, 116180 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1S1830?
1S1830 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-104-2061. 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