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Technical Data Sheet
PartsTable / COMPONENT / AI-104-72-030
AI-104-72-030 ✓ 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

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY SEAT, valve_size: 3.000 INCHES IN, flange_shape: ROUND WITH HOLES ALL ENDS, connection_type: FLANGE ALL ENDS, style_designator: ANGLE FLANGED ENDS, nominal_thickness: 0.938 INCHES ALL ENDS IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-344-5607, 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
AI-104-72-030
NSN: 4820-01-344-5607
FSC: 4820
CAGE: 18170 — DOLLINGER CORP (USA)
SPECIFICATIONS
materialNICKEL ALLOY SEAT
valve_size3.000 INCHES IN
flange_shapeROUND WITH HOLES ALL ENDS
connection_typeFLANGE ALL ENDS
style_designatorANGLE FLANGED ENDS
nominal_thickness0.938 INCHES ALL ENDS IN
bolt_hole_quantity8 ALL ENDS
flange_face_designPLAIN ALL ENDS
operating_pressure250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_methodSPRING
maximum_operating_temp150.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_methodAUTOMATIC OR MANUAL
NSN4820-01-344-5607
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: AI-104-72-030 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
D50128Interchangeable
interchangeable cross-reference
interchangeable
R10AL2L208 AND D50128Interchangeable
interchangeable cross-reference
interchangeable
D50FF-3-000Interchangeable
interchangeable cross-reference
interchangeable
B2022CInterchangeable
interchangeable cross-reference
interchangeable
D50FF-3-000 PART B2022-2CInterchangeable
interchangeable cross-reference
interchangeable
D50-2 1/2-005Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AI-104-72-030?
AI-104-72-030 is a VALVE,SAFETY RELIEF.
What parts can replace AI-104-72-030?
There are 19 known substitutes for AI-104-72-030: D50128, R10AL2L208 AND D50128, D50FF-3-000 and 16 more. Substitute compatibility should be verified for your specific system.
Is AI-104-72-030 still available?
AI-104-72-030 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026