PartsTable
Technical Data Sheet
40486-903 ✓ 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

VALVE,REGULATING,FLUID PRESSURE. Key specifications include filter: NOT INCLUDED, material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE, body_style: STRAIGHT THRU, valve_size: 0.500 INCHES IN, furnished_items: TAILPIECE AND UNION NUT, regulation_type: AUTOMATIC SINGLE STAGE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-561-8092, 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
40486-903
NSN: 4820-01-561-8092
FSC: 4820
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
filterNOT INCLUDED
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE
body_styleSTRAIGHT THRU
valve_size0.500 INCHES IN
furnished_itemsTAILPIECE AND UNION NUT
regulation_typeAUTOMATIC SINGLE STAGE
flow_control_deviceDISK, GUIDED
valve_loading_methodSPRING
face_to_face_distance9.200 INCHES NOMINAL IN
outlet_pressure_range5.0 TO 60.0 CAMERA MOUNT
end_connection_quantity2
media_for_which_designedAIR
NSN4820-01-561-8092
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 40486-903 · 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
FACE TO FACE DISTANCE: 9.200 INCHES NOMINAL IN
FIRST END CONNECTION TYPE: UNTHREADED INTERNAL PIPE
FURNISHED ITEMS: TAILPIECE AND UNION NUT
FLOW CONTROL DEVICE: DISK, GUIDED
FIRST END NOMINAL PIPE SIZE ACCOMMODATED: 0.500 INCHES IN
VALVE LOADING METHOD: SPRING
TECHNICAL CHARACTERISTICS (FLIS)
FACE TO FACE DISTANCE9.200 INCHES NOMINAL IN
FIRST END CONNECTION TYPEUNTHREADED INTERNAL PIPE
FURNISHED ITEMSTAILPIECE AND UNION NUT
FLOW CONTROL DEVICEDISK, GUIDED
FIRST END NOMINAL PIPE SIZE ACCOMMODATED0.500 INCHES IN
VALVE LOADING METHODSPRING
PART NAME ASSIGNED BY CONTROLLING AGENCYPRESSURE REDUCING VALVE
SPECIAL FEATURESMIL-S-901C LIGHT WT GR A, CL 1, FIXTURE 4A BY EXTENSION; DRAWING STATES O-RINGS AND RETAINING RINGS PROVIDED ONLY WHEN SPECIFIED ON ORDER, SEATRING REMOVAL TOOL PROVIDED ONLY WHEN SPECIFIED ON ORDER; SPECIFY SET PRESSURE OF 5-25PSI WHEN ORDERING A
FIRST END STYLE DESIGNATORSTREAMLINED WITH ONE BRAZING RING
MAXIMUM INLET PRESSURE RATINGERR-060
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
D48373/D48373N0Interchangeable
interchangeable cross-reference
interchangeable
D48373/D48373NO REV/882096254Interchangeable
interchangeable cross-reference
interchangeable
D48373Interchangeable
interchangeable cross-reference
interchangeable
P1400-1.5 INInterchangeable
interchangeable cross-reference
interchangeable
P1400-1.5Interchangeable
interchangeable cross-reference
interchangeable
MILV24384Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40486-903?
40486-903 is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace 40486-903?
There are 18 known substitutes for 40486-903: D48373/D48373N0, D48373/D48373NO REV/882096254, D48373 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40486-903?
40486-903 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-561-8092. This indicates validated use in U.S. government and defense supply chains.
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