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PartsTable / COMPONENT / 15877F P/N SA15550-2T
15877F P/N SA15550-2T ✓ 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 15877F P/N SA15550-2T is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-340-4031, 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
15877F P/N SA15550-2T
NSN: 4820-01-340-4031
FSC: 4820
CAGE: 97399 — DRAGON VALVES INC (USA)
SPECIFICATIONS
Part Number15877F P/N SA15550-2T
NSN4820-01-340-4031
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 15877F P/N SA15550-2T · 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
•
FLOW CONTROL DEVICE: DISK
•
MEDIA FOR WHICH DESIGNED: WATER-OIL-GAS SINGLE RESPONSE
•
OPERATING PRESSURE: 6000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
MATERIAL: STEEL CORROSION RESISTING STEM
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.250 INCHES ALL ENDS IN
•
STYLE DESIGNATOR: ANGLE
•
BONNET ATTACHMENT METHOD: UNION
TECHNICAL CHARACTERISTICS (FLIS)
FLOW CONTROL DEVICEDISK
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
OPERATING PRESSURE6000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MATERIALSTEEL CORROSION RESISTING STEM
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES ALL ENDS IN
MATERIALSTEEL CORROSION RESISTING BODY
STYLE DESIGNATORANGLE
BONNET ATTACHMENT METHODUNION
BONNET TYPEINSIDE SCREW
CONNECTION STYLESOCKET (TUBE) ALL ENDS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
9N18186Interchangeable
interchangeable cross-reference
interchangeable
160920Interchangeable
interchangeable cross-reference
interchangeable
125-3788Interchangeable
interchangeable cross-reference
interchangeable
15877Interchangeable
interchangeable cross-reference
interchangeable
15877-01Interchangeable
interchangeable cross-reference
interchangeable
10381262Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 15877F P/N SA15550-2T?
15877F P/N SA15550-2T is a 15877F P/N SA15550-2T.
What parts can replace 15877F P/N SA15550-2T?
There are 14 known substitutes for 15877F P/N SA15550-2T: 9N18186, 160920, 125-3788 and 11 more. Substitute compatibility should be verified for your specific system.
Is 15877F P/N SA15550-2T still available?
15877F P/N SA15550-2T is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026