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40403-205 — VALVE,REGULATING,FLUID PRESSURE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

40403-205: VALVE,REGULATING,FLUID PRESSURE.

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: 2 1/2 INCH TRAC STYL H VALVE, 250 PSI NOMINAL PRESSURE RATING IN, valve_stem_design: SINGLE SEAT. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-475-9686, 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
40403-205
NSN: 4820-01-475-9686
FSC: 4820 — Valves, Nonpowered
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
filterNOT INCLUDED
materialNICKEL ALLOY AND COPPER ALLOY SEAT
body_styleSTRAIGHT THRU
regulation_typeAUTOMATIC SINGLE STAGE
special_features2 1/2 INCH TRAC STYL H VALVE, 250 PSI NOMINAL PRESSURE RATING IN
valve_stem_designSINGLE SEAT
flow_control_deviceDISK
valve_loading_methodSPRING
face_to_face_distance11.688 INCHES MINIMUM AND 11.812 INCHES MAXIMUM IN
outlet_pressure_range25.0 TO 60.0 CAMERA MOUNT
end_connection_quantity2
media_for_which_designedWATER, SALT
NSN4820-01-475-9686
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 40403-205 · 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
•
FLOW CONTROL DEVICE: DISK
•
VALVE STEM DESIGN: SINGLE SEAT
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
BODY STYLE: STRAIGHT THRU
•
FACE TO FACE DISTANCE: 11.688 INCHES MINIMUM AND 11.812 INCHES MAXIMUM IN
•
REGULATION TYPE: AUTOMATIC SINGLE STAGE
•
FIRST END STYLE DESIGNATOR: PLAIN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE STEM
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
VALVE STEM DESIGNSINGLE SEAT
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
BODY STYLESTRAIGHT THRU
FACE TO FACE DISTANCE11.688 INCHES MINIMUM AND 11.812 INCHES MAXIMUM IN
REGULATION TYPEAUTOMATIC SINGLE STAGE
FIRST END STYLE DESIGNATORPLAIN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B61 ASSN STD SINGLE MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 40403-205?
40403-205 is a VALVE,REGULATING,FLUID PRESSURE.
What is the NSN for 40403-205?
40403-205 is cataloged in the U.S. Government catalog under NSN 4820-01-475-9686. This indicates validated use in U.S. government and defense supply chains.
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