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Technical Data Sheet
PartsTable / COMPONENT / MIL-V-20065A
MIL-V-20065A ✓ 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 400 FLOW CONTROL DEVICE, body_style: STRAIGHT THRU, regulation_type: AUTOMATIC SINGLE STAGE, special_features: CONTROLS BACK PRESSURE, valve_stem_design: SINGLE SEAT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-061-6539, 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
MIL-V-20065A
NSN: 4820-01-061-6539
FSC: 4820
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
filterNOT INCLUDED
materialNICKEL ALLOY 400 FLOW CONTROL DEVICE
body_styleSTRAIGHT THRU
regulation_typeAUTOMATIC SINGLE STAGE
special_featuresCONTROLS BACK PRESSURE
valve_stem_designSINGLE SEAT
flow_control_deviceDISK
valve_loading_methodSPRING
face_to_face_distance9.438 INCHES NOMINAL IN
first_end_recess_depth0.250 INCHES NOMINAL IN
end_connection_quantity2
outlet_pressure_settingERR-060
NSN4820-01-061-6539
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: MIL-V-20065A · 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
•
FACE TO FACE DISTANCE: 9.438 INCHES NOMINAL IN
•
FILTER: NOT INCLUDED
•
SECOND END CONNECTION TYPE: RAISED FACE FLANGE
•
SECOND END FLANGE THICKNESS: 0.060 INCHES NOMINAL IN
•
SPECIFICATION/STANDARD DATA: 81349-MIL-V-20065A GOVERNMENT SPECIFICATION A
•
MATERIAL: NICKEL ALLOY 400 FLOW CONTROL DEVICE
•
FIRST END FLANGE OUTSIDE DIAMETER: 4.880 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
FACE TO FACE DISTANCE9.438 INCHES NOMINAL IN
FILTERNOT INCLUDED
SPECIAL FEATURESCONTROLS BACK PRESSURE
SECOND END CONNECTION TYPERAISED FACE FLANGE
SECOND END FLANGE THICKNESS0.060 INCHES NOMINAL IN
SPECIFICATION/STANDARD DATA81349-MIL-V-20065A GOVERNMENT SPECIFICATION A
MATERIALNICKEL ALLOY 400 FLOW CONTROL DEVICE
FIRST END FLANGE OUTSIDE DIAMETER4.880 INCHES NOMINAL IN
SECOND END FLANGE OUTSIDE DIAMETER4.250 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATAB TYPE AND B CLASS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
ZF-01Interchangeable
interchangeable cross-reference
interchangeable
40-321Interchangeable
interchangeable cross-reference
interchangeable
12187Interchangeable
interchangeable cross-reference
interchangeable
4715Interchangeable
interchangeable cross-reference
interchangeable
16780HInterchangeable
interchangeable cross-reference
interchangeable
2B4715Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-V-20065A?
MIL-V-20065A is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace MIL-V-20065A?
There are 21 known substitutes for MIL-V-20065A: ZF-01, 40-321, 12187 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MIL-V-20065A?
MIL-V-20065A is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-061-6539. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026