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Technical Data Sheet
PartsTable / MRO / 22-388
22-388 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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

The GEAR ASSEMBLY,DIAL is a the manufacturer industrial component. Key specifications include material: RUBBER NATURAL OR RUBBER SYNTHETIC OVERALL, thickness: 0.125 INCHES NOMINAL IN, hole_diameter: 0.750 INCHES NOMINAL IN, overall_width: 6.000 INCHES NOMINAL IN, overall_height: 12.750 INCHES NOMINAL IN, overall_length: 8.000 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-071-2436, 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
MRO→ MRO_GENERAL→ 22-388
NSN: 4820-00-071-2436
FSC: 4820
CAGE: 14487 — PROVISION, INC. DBA PROVISION INC (USA)
SPECIFICATIONS
materialRUBBER NATURAL OR RUBBER SYNTHETIC OVERALL
thickness0.125 INCHES NOMINAL IN
hole_diameter0.750 INCHES NOMINAL IN
overall_width6.000 INCHES NOMINAL IN
overall_height12.750 INCHES NOMINAL IN
overall_length8.000 INCHES NOMINAL IN
hardness_rating65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM
connection_stylePLAIN,OPTIONAL END(PIPE) FIRST END
overall_diameter1.500 INCHES NOMINAL IN
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND FIRST END
flow_control_deviceDISK
NSN4820-00-071-2436
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 22-388 · 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
•
THREAD SERIES DESIGNATOR: NPT SECOND END
•
STYLE DESIGNATOR: STRAIGHT THRU
•
FLOW CONTROL DEVICE: DISK
•
THREAD DIRECTION: RIGHT-HAND SECOND END
•
MATERIAL: COPPER ALLOY BODY
•
NOMINAL THREAD SIZE: 0.750 INCHES SECOND END IN
•
CONNECTION STYLE: PLAIN,OPTIONAL END(PIPE) FIRST END
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIES DESIGNATORNPT SECOND END
STYLE DESIGNATORSTRAIGHT THRU
FLOW CONTROL DEVICEDISK
THREAD DIRECTIONRIGHT-HAND SECOND END
MATERIALCOPPER ALLOY BODY
NOMINAL THREAD SIZE0.750 INCHES SECOND END IN
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) FIRST END
THREAD SERIES DESIGNATORNPT FIRST END
OPENING PRESSURE SETTING55.0 POUNDS PER SQUARE INCH LBS
VALVE OPERATION METHODAUTOMATIC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
274475PC36Interchangeable
interchangeable cross-reference
interchangeable
22-388Interchangeable
interchangeable cross-reference
interchangeable
155114-101Interchangeable
interchangeable cross-reference
interchangeable
4064Interchangeable
interchangeable cross-reference
interchangeable
22385Interchangeable
interchangeable cross-reference
interchangeable
BAC1503-1511Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 22-388?
22-388 is a GEAR ASSEMBLY,DIAL. It is classified as a MRO (MRO_GENERAL).
What parts can replace 22-388?
There are 15 known substitutes for 22-388: 274475PC36, 22-388, 155114-101 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 22-388?
22-388 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-071-2436. 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