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40402-103 — VALVE,REGULATING,FLUID PRESSURE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

40402-103: VALVE,REGULATING,FLUID PRESSURE.

VALVE,REGULATING,FLUID PRESSURE. Key specifications include filter: NOT INCLUDED, material: NICKEL ALLOY K-500 FLOW CONTROL DEVICE, body_style: STRAIGHT THRU, regulation_type: AUTOMATIC DOUBLE STAGE, special_features: VALVE SIZE 2.000 IN. IN, flow_control_device: DIAPHRAGM.

This part is cataloged in the U.S. Government catalog under NSN 4820-01-233-8054, 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
40402-103
NSN: 4820-01-233-8054
FSC: 4820 — Valves, Nonpowered
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
filterNOT INCLUDED
materialNICKEL ALLOY K-500 FLOW CONTROL DEVICE
body_styleSTRAIGHT THRU
regulation_typeAUTOMATIC DOUBLE STAGE
special_featuresVALVE SIZE 2.000 IN. IN
flow_control_deviceDIAPHRAGM
valve_loading_methodSPRING
face_to_face_distance10.000 INCHES NOMINAL IN
outlet_pressure_range50.0 TO 100.0 CAMERA MOUNT
end_connection_quantity2
media_for_which_designedWATER, SALT
first_end_connection_typePLAIN FACE FLANGE
NSN4820-01-233-8054
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 40402-103 · 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 BOLT HOLE QUANTITY: 4
•
FLOW CONTROL DEVICE: DIAPHRAGM
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
BODY STYLE: STRAIGHT THRU
•
FACE TO FACE DISTANCE: 10.000 INCHES NOMINAL IN
•
REGULATION TYPE: AUTOMATIC DOUBLE STAGE
•
FIRST END FLANGE THICKNESS: 0.500 INCHES NOMINAL IN
•
FIRST END FLANGE OUTSIDE DIAMETER: 6.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FIRST END BOLT HOLE QUANTITY4
FLOW CONTROL DEVICEDIAPHRAGM
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
BODY STYLESTRAIGHT THRU
FACE TO FACE DISTANCE10.000 INCHES NOMINAL IN
REGULATION TYPEAUTOMATIC DOUBLE STAGE
FIRST END FLANGE THICKNESS0.500 INCHES NOMINAL IN
FIRST END FLANGE OUTSIDE DIAMETER6.000 INCHES NOMINAL IN
FIRST END STYLE DESIGNATORPLAIN
FIRST END BOLT HOLE DIAMETER0.750 INCHES NOMINAL IN
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 1
MIL-V-2042Reference document
Same NSN cross-reference
Reference document — Identification reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 40402-103?
40402-103 is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace 40402-103?
There is 1 known substitute for 40402-103: MIL-V-2042. Substitute compatibility should be verified for your specific system.
What is the NSN for 40402-103?
40402-103 is cataloged in the U.S. Government catalog under NSN 4820-01-233-8054. This indicates validated use in U.S. government and defense supply chains.
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