PartsTable
Technical Data Sheet
N-575 ✓ 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: NICKEL ALLOY AND COPPER ALLOY SEAT, body_style: STRAIGHT THRU, regulation_type: AUTOMATIC SINGLE STAGE, special_features: VALVE SIZE 2.000 IN. IN, flow_control_device: DISK.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-187-2090, 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
N-575
NSN: 4820-01-187-2090
FSC: 4820
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
filterNOT INCLUDED
materialNICKEL ALLOY AND COPPER ALLOY SEAT
body_styleSTRAIGHT THRU
regulation_typeAUTOMATIC SINGLE STAGE
special_featuresVALVE SIZE 2.000 IN. IN
flow_control_deviceDISK
valve_loading_methodSPRING
face_to_face_distance10.750 INCHES NOMINAL IN
outlet_pressure_range50.0 TO 100.0 CAMERA MOUNT
end_connection_quantity2
media_for_which_designedWATER, OIL OR GAS
first_end_connection_typePLAIN FACE FLANGE
NSN4820-01-187-2090
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: N-575 · 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
FILTER: NOT INCLUDED
FIRST END BOLT HOLE DIAMETER: 0.6875 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
FIRST END FLANGE SHAPE STYLE: ROUND W/ BOLT HOLES
MATERIAL DOCUMENT AND CLASSIFICATION: UNABLE TO DECODE
MATERIAL: COPPER ALLOY 922 BODY
VALVE LOADING METHOD: SPRING
FACE TO FACE DISTANCE: 10.750 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
FILTERNOT INCLUDED
FIRST END BOLT HOLE DIAMETER0.6875 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
FIRST END FLANGE SHAPE STYLEROUND W/ BOLT HOLES
MATERIAL DOCUMENT AND CLASSIFICATIONUNABLE TO DECODE
MATERIALCOPPER ALLOY 922 BODY
VALVE LOADING METHODSPRING
FACE TO FACE DISTANCE10.750 INCHES NOMINAL IN
FIRST END STYLE DESIGNATORPLAIN
MEDIA FOR WHICH DESIGNEDGAS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
30 1 1-4IN 55T120PSIInterchangeable
interchangeable cross-reference
interchangeable
30 1 1-4IN 250PInterchangeable
interchangeable cross-reference
interchangeable
N-498Interchangeable
interchangeable cross-reference
interchangeable
40406-02 4IN 25T60PSIInterchangeable
interchangeable cross-reference
interchangeable
40406-205 4IN 25T60PSIInterchangeable
interchangeable cross-reference
interchangeable
30813270Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is N-575?
N-575 is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace N-575?
There are 23 known substitutes for N-575: 30 1 1-4IN 55T120PSI, 30 1 1-4IN 250P, N-498 and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for N-575?
N-575 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-187-2090. This indicates validated use in U.S. government and defense supply chains.
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