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Technical Data Sheet
PartsTable / COMPONENT / WF2-1018
WF2-1018 ✓ 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 RETAINER,FILTER SEAT 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 4820-01-146-7954, 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
WF2-1018
NSN: 4820-01-146-7954
FSC: 4820
CAGE: 94861 — MALABAR (USA)
SPECIFICATIONS
Part NumberWF2-1018
NSN4820-01-146-7954
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: WF2-1018 · 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
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: ALUMINUM ALLOY,6061-T651,QQ-A-225/8; 1.344 IN. O/A LG,0.875 IN. OD ONE END,0.623 IN. OD OTHER END; LARGEST OD END SLOTTED,0.062 IN. W,0.094 IN. DEEP; FOUR 0.124 MIN 0.129 MAX IN. DIA HOLES,EQUALLY SPACED AROUND BODY; SMALLEST OD END WITH RECESS,0.625 IN. DEEP,THD,7/16 IN. 20 UNF-2B THD SIZE,0.500 IN. THD LG IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONALUMINUM ALLOY,6061-T651,QQ-A-225/8; 1.344 IN. O/A LG,0.875 IN. OD ONE END,0.623 IN. OD OTHER END; LARGEST OD END SLOTTED,0.062 IN. W,0.094 IN. DEEP; FOUR 0.124 MIN 0.129 MAX IN. DIA HOLES,EQUALLY SPACED AROUND BODY; SMALLEST OD END WITH RECESS,0.625 IN. DEEP,THD,7/16 IN. 20 UNF-2B THD SIZE,0.500 IN. THD LG IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
21018Interchangeable
interchangeable cross-reference
interchangeable
94338Interchangeable
interchangeable cross-reference
interchangeable
402-94338-1Interchangeable
interchangeable cross-reference
interchangeable
BA811-1108Interchangeable
interchangeable cross-reference
interchangeable
3615-1Interchangeable
interchangeable cross-reference
interchangeable
118133Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is WF2-1018?
WF2-1018 is a RETAINER,FILTER SEAT.
What parts can replace WF2-1018?
There are 12 known substitutes for WF2-1018: 21018, 94338, 402-94338-1 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for WF2-1018?
WF2-1018 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-146-7954. 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