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Technical Data Sheet
PartsTable / COMPONENT / 018044
018044 ✓ 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,SHUTOFF is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY CONDUCTOR ACCOMMODATION, cone_width: 1.0000 INCHES NOMINAL IN, specific_use: SPINDLE,DRIVE TAPE,FSCM,51142, bore_diameter: 1.5000 INCHES NOMINAL IN, hole_diameter: 0.203 INCHES NOMINAL IN, largest_width: 1.875 INCHES SINGLE END IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-303-5904, 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
018044
NSN: 4820-01-303-5904
FSC: 4820
CAGE: 1TH76 — ROLLS-ROYCE MARINE NORTH AMERICA INC (USA)
SPECIFICATIONS
materialALUMINUM ALLOY CONDUCTOR ACCOMMODATION
cone_width1.0000 INCHES NOMINAL IN
specific_useSPINDLE,DRIVE TAPE,FSCM,51142
bore_diameter1.5000 INCHES NOMINAL IN
hole_diameter0.203 INCHES NOMINAL IN
largest_width1.875 INCHES SINGLE END IN
overall_width1.875 INCHES IN
overall_length3.125 INCHES IN
outside_diameter0.500 INCHES NOMINAL IN
special_featuresONE EXTERNAL KEY
style_designatorKEY
basic_shape_styleMECHANICAL COMPRESSION
NSN4820-01-303-5904
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 018044 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
26878Interchangeable
interchangeable cross-reference
interchangeable
9412911Interchangeable
interchangeable cross-reference
interchangeable
9412908Interchangeable
interchangeable cross-reference
interchangeable
A1804-4Interchangeable
interchangeable cross-reference
interchangeable
1804-4Interchangeable
interchangeable cross-reference
interchangeable
077-25-3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 018044?
018044 is a VALVE,SHUTOFF.
What parts can replace 018044?
There are 7 known substitutes for 018044: 26878, 9412911, 9412908 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 018044?
018044 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-303-5904. 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