PartsTable
Technical Data Sheet
MSS-SP-110 ✓ 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 RESISTOR,FIXED,COMPOSITION is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 844 BODY, connection_type: THREADED INTERNAL PIPE ALL ENDS, connection_style: PLAIN,OPTIONAL END(PIPE) ALL ENDS, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND ALL ENDS, operating_pressure: 600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND 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 4820-00-052-4646, 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
MSS-SP-110
NSN: 4820-00-052-4646
FSC: 4820
CAGE: 59646 — MANUFACTURERS STANDARDIZATION SOCIETY OF THE VALVE AND FITTINGS INDUSTRY INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY 844 BODY
connection_typeTHREADED INTERNAL PIPE ALL ENDS
connection_stylePLAIN,OPTIONAL END(PIPE) ALL ENDS
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND ALL ENDS
operating_pressure600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
nominal_thread_size0.375 INCHES ALL ENDS IN
valve_operation_methodMANUAL
media_for_which_designedWATER-OIL-GAS SECOND RESPONSE
thread_series_designatorNPT ALL ENDS
nondefinitive_spec/std_data2 TYPE AND A CLASS AND 1 STYLE
specification/standard_data81348-WW-V-35 GOVERNMENT SPECIFICATION
NSN4820-00-052-4646
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: MSS-SP-110 · 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
OPERATING PRESSURE: 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
MATERIAL: COPPER ALLOY STEM
MEDIA FOR WHICH DESIGNED: FUEL/OIL, HYDROCARBON FIRST RESPONSE
NOMINAL THREAD SIZE: 0.250 INCHES ALL ENDS IN
STYLE DESIGNATOR: STRAIGHT THRU
THREAD SERIES DESIGNATOR: NPT ALL ENDS
TECHNICAL CHARACTERISTICS (FLIS)
OPERATING PRESSURE400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
MATERIALCOPPER ALLOY STEM
MATERIALCOPPER BODY
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON FIRST RESPONSE
NOMINAL THREAD SIZE0.250 INCHES ALL ENDS IN
STYLE DESIGNATORSTRAIGHT THRU
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE SEAT
THREAD SERIES DESIGNATORNPT ALL ENDS
MEDIA FOR WHICH DESIGNEDWATER, FRESH THIRD RESPONSE
OPERATING PRESSURE15.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
B6000 3/8INInterchangeable
interchangeable cross-reference
interchangeable
D11TT3-8Interchangeable
interchangeable cross-reference
interchangeable
MSS-SP110 3/8 FIG1AInterchangeable
interchangeable cross-reference
interchangeable
T-580-1 1/4Interchangeable
interchangeable cross-reference
interchangeable
WW-V-35Interchangeable
interchangeable cross-reference
interchangeable
4820000524651Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MSS-SP-110?
MSS-SP-110 is a RESISTOR,FIXED,COMPOSITION.
What parts can replace MSS-SP-110?
There are 23 known substitutes for MSS-SP-110: B6000 3/8IN, D11TT3-8, MSS-SP110 3/8 FIG1A and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MSS-SP-110?
MSS-SP-110 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-052-4646. This indicates validated use in U.S. government and defense supply chains.
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