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PartsTable / COMPONENT / 9871T-1/2 NPS
9871T-1/2 NPS ✓ 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 9871T-1/2 NPS is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-370-7808, 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
9871T-1/2 NPS
NSN: 4820-01-370-7808
FSC: 4820
CAGE: 63220 — FLOWSERVE INC (USA)
SPECIFICATIONS
Part Number9871T-1/2 NPS
NSN4820-01-370-7808
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 9871T-1/2 NPS · 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
•
OPERATING PRESSURE: 800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
MATERIAL: STEEL BODY
TECHNICAL CHARACTERISTICS (FLIS)
OPERATING PRESSURE800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MATERIALSTEEL BODY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
10177H19Interchangeable
interchangeable cross-reference
interchangeable
H19Interchangeable
interchangeable cross-reference
interchangeable
RB2A26N300Interchangeable
interchangeable cross-reference
interchangeable
1JC2189-1Interchangeable
interchangeable cross-reference
interchangeable
1JC2189P1Interchangeable
interchangeable cross-reference
interchangeable
MH19Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 9871T-1/2 NPS?
9871T-1/2 NPS is a 9871T-1/2 NPS.
What parts can replace 9871T-1/2 NPS?
There are 13 known substitutes for 9871T-1/2 NPS: 10177H19, H19, RB2A26N300 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 9871T-1/2 NPS?
9871T-1/2 NPS is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-370-7808. 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