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Technical Data Sheet
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3,326,955 — Technical Data Sheet

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— · 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 TRANSFORMER,RADIO FREQUENCY is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, overall_length: 9.188 INCHES NOMINAL IN, stem_actuating_end_type: ROUNDED, valve_size_for_which_designed: 1.000 INCHES IN, valve_type_for_which_designed: RELIEF, valve_model_number_for_which_designed: 1241-T. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-185-2291, 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
3,326,955
NSN: 4820-01-185-2291
FSC: 4820
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialNICKEL ALLOY
overall_length9.188 INCHES NOMINAL IN
stem_actuating_end_typeROUNDED
valve_size_for_which_designed1.000 INCHES IN
valve_type_for_which_designedRELIEF
valve_model_number_for_which_designed1241-T
NSN4820-01-185-2291
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 3,326,955 · 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
•
BONNET TYPE: EXPOSED SPRING
•
OPERATING PRESSURE: 3400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
MATERIAL: STEEL COMP 316 STEM
•
CONNECTION STYLE: SOCKET WITH BRAZING RING ALL ENDS
•
NOMINAL PIPE SIZE ACCOMMODATED: 1.000 INCHES ALL ENDS IN
•
DISK LOADING METHOD: SPRING
TECHNICAL CHARACTERISTICS (FLIS)
BONNET TYPEEXPOSED SPRING
OPERATING PRESSURE3400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MATERIALSTEEL COMP 316 STEM
CONNECTION STYLESOCKET WITH BRAZING RING ALL ENDS
MATERIALCOPPER ALLOY BODY
NOMINAL PIPE SIZE ACCOMMODATED1.000 INCHES ALL ENDS IN
MATERIALNICKEL ALLOY FLOW CONTROL DEVICE
DISK LOADING METHODSPRING
END ITEM IDENTIFICATIONCOMBAT SYSTEM SUPPORT EQUIPMENT
BONNET ATTACHMENT METHODBOLTED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
8-540Interchangeable
interchangeable cross-reference
interchangeable
05146-000-0569Interchangeable
interchangeable cross-reference
interchangeable
9284-A-194-1BInterchangeable
interchangeable cross-reference
interchangeable
47642Interchangeable
interchangeable cross-reference
interchangeable
7612520Interchangeable
interchangeable cross-reference
interchangeable
FFW84CLASSASTYLE1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3,326,955?
3,326,955 is a TRANSFORMER,RADIO FREQUENCY.
What parts can replace 3,326,955?
There are 17 known substitutes for 3,326,955: 8-540, 05146-000-0569, 9284-A-194-1B and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 3,326,955?
3,326,955 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-185-2291. 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: September 2026