PartsTable
Technical Data Sheet
40506-905 ✓ 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: STEEL AND NICKEL ALLOY STEM, body_style: STRAIGHT THRU, regulation_type: AUTOMATIC SINGLE STAGE, flow_control_device: DISK, valve_loading_method: SPRING. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-376-2712, 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
40506-905
NSN: 4820-01-376-2712
FSC: 4820
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
filterNOT INCLUDED
materialSTEEL AND NICKEL ALLOY STEM
body_styleSTRAIGHT THRU
regulation_typeAUTOMATIC SINGLE STAGE
flow_control_deviceDISK
valve_loading_methodSPRING
end_connection_quantity2
media_for_which_designedWATER, SALT
first_end_connection_typeUNTHREADED INTERNAL PIPE
first_end_style_designatorSOCKET
second_end_relationship_with_first_endIDENTICAL
first_end_nominal_pipe_size_accommodated0.250 INCHES IN
NSN4820-01-376-2712
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 40506-905 · 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
FIRST END NOMINAL PIPE SIZE ACCOMMODATED: 0.250 INCHES IN
VALVE LOADING METHOD: SPRING
FIRST END CONNECTION TYPE: UNTHREADED INTERNAL PIPE
BODY STYLE: STRAIGHT THRU
MATERIAL: STEEL AND NICKEL ALLOY STEM
FLOW CONTROL DEVICE: DISK
REGULATION TYPE: AUTOMATIC SINGLE STAGE
TECHNICAL CHARACTERISTICS (FLIS)
FIRST END NOMINAL PIPE SIZE ACCOMMODATED0.250 INCHES IN
VALVE LOADING METHODSPRING
FIRST END CONNECTION TYPEUNTHREADED INTERNAL PIPE
BODY STYLESTRAIGHT THRU
MATERIALSTEEL AND NICKEL ALLOY STEM
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE
FLOW CONTROL DEVICEDISK
REGULATION TYPEAUTOMATIC SINGLE STAGE
END CONNECTION QUANTITY2
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
405069Interchangeable
interchangeable cross-reference
interchangeable
1063-00Interchangeable
interchangeable cross-reference
interchangeable
937Interchangeable
interchangeable cross-reference
interchangeable
40506-9 ITEM 23Interchangeable
interchangeable cross-reference
interchangeable
40398-4 FIND NO 14Interchangeable
interchangeable cross-reference
interchangeable
931Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40506-905?
40506-905 is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace 40506-905?
There are 23 known substitutes for 40506-905: 405069, 1063-00, 937 and 20 more. Substitute compatibility should be verified for your specific system.
Is 40506-905 still available?
40506-905 is currently cancelled.
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