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431UB1IPS ✓ 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,GATE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 876 STEM, stem_type: RISING, valve_size: 1.000 INCHES IN, bonnet_type: INSIDE SCREW, connection_type: THREADED INTERNAL PIPE, features_provided: BONNET PACKING. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-892-5886, 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
431UB1IPS
NSN: 4820-00-892-5886
FSC: 4820
CAGE: 89814 — CRANE NXT, CO. (USA)
SPECIFICATIONS
materialCOPPER ALLOY 876 STEM
stem_typeRISING
valve_size1.000 INCHES IN
bonnet_typeINSIDE SCREW
connection_typeTHREADED INTERNAL PIPE
features_providedBONNET PACKING
nominal_thread_size1.000 INCHES IN
valve_operation_methodMANUAL
bonnet_attachment_methodUNION
thread_series_designatorNPT
inlet_relationship_with_outletIDENTICAL
material_document_and_classificationASTMCU0876 ASSN STD SINGLE MATERIAL RESPONSE DISK
NSN4820-00-892-5886
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 431UB1IPS · 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
•
BONNET ATTACHMENT METHOD: UNION
•
VALVE SIZE: 1.000 INCHES IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTMCU0202 ASSN STD SINGLE MATERIAL RESPONSE STEM
•
STEM TYPE: RISING
•
INLET RELATIONSHIP WITH OUTLET: IDENTICAL
•
MATERIAL: COPPER ALLOY 876 STEM
TECHNICAL CHARACTERISTICS (FLIS)
BONNET ATTACHMENT METHODUNION
VALVE SIZE1.000 INCHES IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTMCU0202 ASSN STD SINGLE MATERIAL RESPONSE STEM
STEM TYPERISING
INLET RELATIONSHIP WITH OUTLETIDENTICAL
MATERIALCOPPER ALLOY 876 STEM
MATERIALCOPPER ALLOY BODY
MATERIAL DOCUMENT AND CLASSIFICATIONASTMCUB000 ASSN STD SINGLE MATERIAL RESPONSE BODY
MATERIALCOPPER ALLOY 922 DISK
MATERIALCOPPER ALLOY 922 SEAT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
8492Interchangeable
interchangeable cross-reference
interchangeable
RSL8Interchangeable
interchangeable cross-reference
interchangeable
877Interchangeable
interchangeable cross-reference
interchangeable
PV 202Interchangeable
interchangeable cross-reference
interchangeable
4341Interchangeable
interchangeable cross-reference
interchangeable
2D7062Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 431UB1IPS?
431UB1IPS is a VALVE,GATE.
What parts can replace 431UB1IPS?
There are 26 known substitutes for 431UB1IPS: 8492, RSL8, 877 and 23 more. Substitute compatibility should be verified for your specific system.
Is 431UB1IPS still available?
431UB1IPS is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026