PartsTable
Technical Data Sheet
A15803 ✓ 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 HOSE ASSEMBLY,NONMETALLIC is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, body_width: 3.969 INCHES NOMINAL IN, seat_angle: 60.0 DEGREES SECOND END, body_height: 4.906 INCHES NOMINAL IN, body_length: 4.656 INCHES NOMINAL IN, bonnet_type: INSIDE SCREW. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-018-7833, 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
A15803
NSN: 4820-00-018-7833
FSC: 4820
CAGE: 41947 — MUELLER BRASS CO. (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
body_width3.969 INCHES NOMINAL IN
seat_angle60.0 DEGREES SECOND END
body_height4.906 INCHES NOMINAL IN
body_length4.656 INCHES NOMINAL IN
bonnet_typeINSIDE SCREW
thread_class1A SECOND END A
overall_width3.969 INCHES NOMINAL IN
exterior_colorBLACK
inclosure_typeHERMETICALLY SEALED
overall_height5.656 INCHES NOMINAL IN
overall_length4.656 INCHES NOMINAL IN
NSN4820-00-018-7833
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: A15803 · 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
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.500 INCHES FIRST END IN
THREAD QUANTITY PER INCH: 26 SECOND END
MATERIAL: COPPER ALLOY OVERALL
STYLE DESIGNATOR: ANGLE
THREAD SERIES DESIGNATOR: UNF SECOND END
OPERATING PRESSURE: 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
VALVE OPERATION METHOD: AUTOMATIC
THREAD DIRECTION: RIGHT-HAND SECOND END
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.500 INCHES FIRST END IN
THREAD QUANTITY PER INCH26 SECOND END
MATERIALCOPPER ALLOY OVERALL
STYLE DESIGNATORANGLE
THREAD SERIES DESIGNATORUNF SECOND END
OPERATING PRESSURE300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
VALVE OPERATION METHODAUTOMATIC
THREAD DIRECTIONRIGHT-HAND SECOND END
CONNECTION STYLEPLAIN (TUBE) FIRST END
CONNECTION STYLEFLARED (TUBE) SECOND END
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
1116-054-A721Interchangeable
interchangeable cross-reference
interchangeable
1116054A721-000Interchangeable
interchangeable cross-reference
interchangeable
6436 NO TRACER 1-4INInterchangeable
interchangeable cross-reference
interchangeable
6436Interchangeable
interchangeable cross-reference
interchangeable
6436NOTRACER1/4INIDInterchangeable
interchangeable cross-reference
interchangeable
8M2079Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A15803?
A15803 is a HOSE ASSEMBLY,NONMETALLIC.
What parts can replace A15803?
There are 22 known substitutes for A15803: 1116-054-A721, 1116054A721-000, 6436 NO TRACER 1-4IN and 19 more. Substitute compatibility should be verified for your specific system.
Is A15803 still available?
A15803 is currently cancelled.
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