PartsTable
Technical Data Sheet
9871 PIECE 9 ✓ 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 GUIDE,VALVE STEM is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-184-4689, 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
9871 PIECE 9
NSN: 4820-01-184-4689
FSC: 4820
CAGE: 15187 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP DIV NAVY PRODUCT TEAM (USA)
SPECIFICATIONS
materialCOPPER ALLOY
NSN4820-01-184-4689
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 9871 PIECE 9 · 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
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
805158-1Interchangeable
interchangeable cross-reference
interchangeable
9871Interchangeable
interchangeable cross-reference
interchangeable
28058G015/1/4X1/4SS NEEDLE VALVEInterchangeable
interchangeable cross-reference
interchangeable
46821005Interchangeable
interchangeable cross-reference
interchangeable
1728Interchangeable
interchangeable cross-reference
interchangeable
VE674AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 9871 PIECE 9?
9871 PIECE 9 is a GUIDE,VALVE STEM.
What parts can replace 9871 PIECE 9?
There are 22 known substitutes for 9871 PIECE 9: 805158-1, 9871, 28058G015/1/4X1/4SS NEEDLE VALVE and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 9871 PIECE 9?
9871 PIECE 9 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-184-4689. This indicates validated use in U.S. government and defense supply chains.
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