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Technical Data Sheet
PartsTable / MRO / 345088
345088 ✓ Verified by PartsTable
Intellinet · 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

- Impedance Matched<br>- Gold Plated Contacts<br>- Snag Free Boots<br>- Strain Relief<br>- Standards Tested. Key specifications include material: STEEL OVERALL, bonnet_type: INSIDE SPRING, thread_class: 2B ALL ENDS, connection_type: THREADED INTERNAL BOSS ALL ENDS, connection_style: GASKET SEAL(BOSS) ALL ENDS, style_designator: CROSS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-040-8741, 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→ 345088
NSN: 4820-01-040-8741
FSC: 4820
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bonnet_typeINSIDE SPRING
thread_class2B ALL ENDS
connection_typeTHREADED INTERNAL BOSS ALL ENDS
connection_styleGASKET SEAL(BOSS) ALL ENDS
style_designatorCROSS
thread_directionRIGHT-HAND ALL ENDS
operating_pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_methodSPRING
flow_control_devicePISTON
nominal_thread_size0.875 INCHES ALL ENDS IN
maximum_operating_temp150.0 FAHRENHEIT SINGLE RESPONSE DEGF
NSN4820-01-040-8741
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 345088 · Intellinet ⚠ 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
•
VALVE OPERATION METHOD: AUTOMATIC
•
CONNECTION STYLE: GASKET SEAL(BOSS) ALL ENDS
•
BONNET ATTACHMENT METHOD: BOLTED
•
MEDIA FOR WHICH DESIGNED: ETHYLENE GLYCOL FIRST RESPONSE
•
BONNET TYPE: INSIDE SPRING
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
•
VALVE DISCHARGE FLOW RATE: 45.0 GALLONS PER MINUTE
•
MAXIMUM OPERATING TEMP: 150.0 FAHRENHEIT SINGLE RESPONSE DEGF
TECHNICAL CHARACTERISTICS (FLIS)
VALVE OPERATION METHODAUTOMATIC
CONNECTION STYLEGASKET SEAL(BOSS) ALL ENDS
BONNET ATTACHMENT METHODBOLTED
MEDIA FOR WHICH DESIGNEDETHYLENE GLYCOL FIRST RESPONSE
BONNET TYPEINSIDE SPRING
THREAD DIRECTIONRIGHT-HAND ALL ENDS
VALVE DISCHARGE FLOW RATE45.0 GALLONS PER MINUTE
MAXIMUM OPERATING TEMP150.0 FAHRENHEIT SINGLE RESPONSE DEGF
FLOW CONTROL DEVICEPISTON
DISK LOADING METHODSPRING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
21074Interchangeable
interchangeable cross-reference
interchangeable
ST750Interchangeable
interchangeable cross-reference
interchangeable
5L590Interchangeable
interchangeable cross-reference
interchangeable
MS39243-35Interchangeable
interchangeable cross-reference
interchangeable
55R15Interchangeable
interchangeable cross-reference
interchangeable
D70623Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 345088?
345088 is a LOUDSPEAKER,ELECTROMAGNETIC manufactured by Intellinet. It is classified as a MRO (MRO_GENERAL).
What parts can replace 345088?
There are 24 known substitutes for 345088: 21074, ST750, 5L590 and 21 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 345088?
345088 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-040-8741. 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