PartsTable
Technical Data Sheet
218-73434-1 ✓ 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: ALUMINUM ALLOY 6061 FLOW CONTROL DEVICE, body_style: STRAIGHT THRU, regulation_type: AUTOMATIC SINGLE STAGE, mounting_facility: CLAMP, surface_treatment: ANODIZE OUTSIDE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-231-9664, 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
218-73434-1
NSN: 4820-00-231-9664
FSC: 4820
CAGE: 80378 — TRIUMPH AEROSTRUCTURES, LLC DBA TRIUMPH AEROSTRUCTURES - VOUGHT INTEGRATED PROGRAMS DIVISION (USA)
SPECIFICATIONS
filterNOT INCLUDED
materialALUMINUM ALLOY 6061 FLOW CONTROL DEVICE
body_styleSTRAIGHT THRU
regulation_typeAUTOMATIC SINGLE STAGE
mounting_facilityCLAMP
surface_treatmentANODIZE OUTSIDE
flow_control_devicePOPPET
valve_loading_methodSPRING
first_end_thread_class3A A
end_connection_quantity2
second_end_thread_class3B
media_for_which_designedAIR
NSN4820-00-231-9664
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 218-73434-1 · 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
SURFACE TREATMENT: ANODIZE OUTSIDE
MATERIAL: RUBBER SYNTHETIC PACKING
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625,TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE
THREAD SIZE AND SERIES/TYPE DESIGNATOR: 1-5/16-12 UN FIRST END
FIRST END STYLE DESIGNATOR: FLARED
BODY STYLE: STRAIGHT THRU
MEDIA FOR WHICH DESIGNED: AIR
FIRST END CONNECTION TYPE: THREADED EXTERNAL TUBE
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTANODIZE OUTSIDE
MATERIALRUBBER SYNTHETIC PACKING
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625,TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE
THREAD SIZE AND SERIES/TYPE DESIGNATOR1-5/16-12 UN FIRST END
FIRST END STYLE DESIGNATORFLARED
BODY STYLESTRAIGHT THRU
MEDIA FOR WHICH DESIGNEDAIR
FIRST END CONNECTION TYPETHREADED EXTERNAL TUBE
FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED1.000 INCHES NOMINAL IN
FIRST END THREAD DIRECTIONRIGHT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
60308Interchangeable
interchangeable cross-reference
interchangeable
S1383060Interchangeable
interchangeable cross-reference
interchangeable
QQ-A-200/11Interchangeable
interchangeable cross-reference
interchangeable
59112Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 218-73434-1?
218-73434-1 is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace 218-73434-1?
There are 4 known substitutes for 218-73434-1: 60308, S1383060, QQ-A-200/11 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 218-73434-1?
218-73434-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-231-9664. This indicates validated use in U.S. government and defense supply chains.
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