PartsTable
Technical Data Sheet
D11TT3-8 ✓ 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,BALL is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY STEM, bonnet_type: INSIDE SCREW, connection_style: PLAIN,OPTIONAL END(PIPE) ALL ENDS, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND ALL ENDS, operating_pressure: 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM THIRD RESPONSE LBS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-052-4647, 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
D11TT3-8
NSN: 4820-00-052-4647
FSC: 4820
CAGE: 53154 — PORTLAND VALVE LLC (USA)
SPECIFICATIONS
materialCOPPER ALLOY STEM
bonnet_typeINSIDE SCREW
connection_stylePLAIN,OPTIONAL END(PIPE) ALL ENDS
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND ALL ENDS
operating_pressure400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM THIRD RESPONSE LBS
nominal_thread_size0.375 INCHES ALL ENDS IN
maximum_operating_temp250.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_methodMANUAL
bonnet_attachment_methodBOLTED
media_for_which_designedSTEAM SECOND RESPONSE
thread_series_designatorNPT ALL ENDS
NSN4820-00-052-4647
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: D11TT3-8 · 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
MATERIAL: COPPER BODY
THREAD SERIES DESIGNATOR: NPT ALL ENDS
STYLE DESIGNATOR: STRAIGHT THRU
MEDIA FOR WHICH DESIGNED: FUEL/OIL, HYDROCARBON FIRST RESPONSE
NOMINAL THREAD SIZE: 0.375 INCHES ALL ENDS IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER BODY
THREAD SERIES DESIGNATORNPT ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON FIRST RESPONSE
NOMINAL THREAD SIZE0.375 INCHES ALL ENDS IN
MATERIALCOPPER FLOW CONTROL DEVICE
MATERIALCOPPER ALLOY STEM
MEDIA FOR WHICH DESIGNEDSTEAM SECOND RESPONSE
OPERATING PRESSURE15.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
NONDEFINITIVE SPEC/STD DATA2 TYPE AND A CLASS AND 3 STYLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
WW-V-35Interchangeable
interchangeable cross-reference
interchangeable
70-101-01Interchangeable
interchangeable cross-reference
interchangeable
MSS SP-110Interchangeable
interchangeable cross-reference
interchangeable
T-580-1 1/4Interchangeable
interchangeable cross-reference
interchangeable
4820000524651Interchangeable
interchangeable cross-reference
interchangeable
T-580-1 1/2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is D11TT3-8?
D11TT3-8 is a VALVE,BALL.
What parts can replace D11TT3-8?
There are 23 known substitutes for D11TT3-8: WW-V-35, 70-101-01, MSS SP-110 and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for D11TT3-8?
D11TT3-8 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-052-4647. This indicates validated use in U.S. government and defense supply chains.
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