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PartsTable / COMPONENT / SS-B790-KVPH 1 1/4IN
SS-B790-KVPH 1 1/4IN ✓ 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 SS-B790-KVPH 1 1/4IN is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-129-5147, 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
SS-B790-KVPH 1 1/4IN
NSN: 4820-01-129-5147
FSC: 4820
CAGE: 86185 — MCCANNA INC DBA MARPAC INC (USA)
SPECIFICATIONS
Part NumberSS-B790-KVPH 1 1/4IN
NSN4820-01-129-5147
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: SS-B790-KVPH 1 1/4IN · 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
•
VALVE OPERATION METHOD: MANUAL
•
STYLE DESIGNATOR: STRAIGHT THRU
•
CONNECTION TYPE: UNTHREADED INTERNAL PIPE ALL ENDS
•
NOMINAL PIPE SIZE ACCOMMODATED: 1.250 INCHES ALL ENDS IN
•
MATERIAL: STEEL CORROSION RESISTING BODY
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESLOCKING HANDLE
VALVE OPERATION METHODMANUAL
STYLE DESIGNATORSTRAIGHT THRU
CONNECTION TYPEUNTHREADED INTERNAL PIPE ALL ENDS
NOMINAL PIPE SIZE ACCOMMODATED1.250 INCHES ALL ENDS IN
MATERIALSTEEL CORROSION RESISTING BODY
MATERIALSTEEL COMP 316 STEM
MATERIALPLASTIC POLYCHLOROTRIFLUOROETHYLENE AND PLASTIC TETRAFLUOROETHYLENE SEAT
MATERIALSTEEL COMP 316 FLOW CONTROL DEVICE
CONNECTION STYLESOCKET ALL ENDS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
22602Interchangeable
interchangeable cross-reference
interchangeable
107-CInterchangeable
interchangeable cross-reference
interchangeable
127-B-06Interchangeable
interchangeable cross-reference
interchangeable
1412380Interchangeable
interchangeable cross-reference
interchangeable
6862G1Interchangeable
interchangeable cross-reference
interchangeable
12552PC2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SS-B790-KVPH 1 1/4IN?
SS-B790-KVPH 1 1/4IN is a SS-B790-KVPH 1 1/4IN.
What parts can replace SS-B790-KVPH 1 1/4IN?
There are 20 known substitutes for SS-B790-KVPH 1 1/4IN: 22602, 107-C, 127-B-06 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SS-B790-KVPH 1 1/4IN?
SS-B790-KVPH 1 1/4IN is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-129-5147. 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