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20402.01.E.1050 — VALVE,RELIEF,PRESSURE AND TEMPER

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

20402.01.E.1050: VALVE,RELIEF,PRESSURE AND TEMPER.

VALVE,RELIEF,PRESSURE AND TEMPER. Key specifications include body_style: ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS, temp_rating: 180.0 FAHRENHEIT DEGF, special_features: USED ON VALVE 1/4 RELIEF VALVE TYPE 1741-T, flow_control_device: DISK, CIRCULAR, first_connection_face_to_centerline_distance: 2.160 INCHES MINIMUM AND 2.234 INCHES MAXIMUM IN, second_connection_face_to_centerline_distance: 2.410 INCHES MINIMUM AND 2.590 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-460-8780, 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
20402.01.E.1050
NSN: 4820-01-460-8780
FSC: 4820 — Valves, Nonpowered
CAGE: 15187 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP DIV NAVY PRODUCT TEAM (USA)
SPECIFICATIONS
body_styleANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS
temp_rating180.0 FAHRENHEIT DEGF
special_featuresUSED ON VALVE 1/4 RELIEF VALVE TYPE 1741-T
flow_control_deviceDISK, CIRCULAR
end_connection_quantity1
first_end_bolt_hole_quantity4
first_connection_face_to_centerline_distance2.160 INCHES MINIMUM AND 2.234 INCHES MAXIMUM IN
second_connection_face_to_centerline_distance2.410 INCHES MINIMUM AND 2.590 INCHES MAXIMUM IN
NSN4820-01-460-8780
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 20402.01.E.1050 · 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: DISK, CIRCULAR
•
TEMP RATING: 180.0 FAHRENHEIT DEGF
•
BODY STYLE: ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS
•
FIRST CONNECTION FACE TO CENTERLINE DISTANCE: 2.160 INCHES MINIMUM AND 2.234 INCHES MAXIMUM IN
•
END CONNECTION QUANTITY: 1
•
SECOND CONNECTION FACE TO CENTERLINE DISTANCE: 2.410 INCHES MINIMUM AND 2.590 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
FIRST END BOLT HOLE QUANTITY4
FLOW CONTROL DEVICEDISK, CIRCULAR
TEMP RATING180.0 FAHRENHEIT DEGF
BODY STYLEANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS
FIRST CONNECTION FACE TO CENTERLINE DISTANCE2.160 INCHES MINIMUM AND 2.234 INCHES MAXIMUM IN
END CONNECTION QUANTITY1
SECOND CONNECTION FACE TO CENTERLINE DISTANCE2.410 INCHES MINIMUM AND 2.590 INCHES MAXIMUM IN
SPECIAL FEATURESUSED ON VALVE 1/4 RELIEF VALVE TYPE 1741-T
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 20402.01.E.1050?
20402.01.E.1050 is a VALVE,RELIEF,PRESSURE AND TEMPER.
What is the NSN for 20402.01.E.1050?
20402.01.E.1050 is cataloged in the U.S. Government catalog under NSN 4820-01-460-8780. This indicates validated use in U.S. government and defense supply chains.
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