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PartsTable / COMPONENT / 15801-M PIECE 11
15801-M PIECE 11 ✓ 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 STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, stem_actuating_end_type: THREADED EXTERNALLY, valve_size_for_which_designed: 0.500 INCHES AND 5.000 INCHES IN, valve_type_for_which_designed: GATE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-261-1082, 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
15801-M PIECE 11
NSN: 4820-01-261-1082
FSC: 4820
CAGE: 63220 — FLOWSERVE INC (USA)
SPECIFICATIONS
materialNICKEL ALLOY
stem_actuating_end_typeTHREADED EXTERNALLY
valve_size_for_which_designed0.500 INCHES AND 5.000 INCHES IN
valve_type_for_which_designedGATE
NSN4820-01-261-1082
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 15801-M PIECE 11 · 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 SIZE FOR WHICH DESIGNED: 0.500 INCHES AND 5.000 INCHES IN
•
VALVE TYPE FOR WHICH DESIGNED: GATE
•
MATERIAL: NICKEL ALLOY
•
STEM ACTUATING END TYPE: THREADED EXTERNALLY
TECHNICAL CHARACTERISTICS (FLIS)
VALVE SIZE FOR WHICH DESIGNED0.500 INCHES AND 5.000 INCHES IN
VALVE TYPE FOR WHICH DESIGNEDGATE
MATERIALNICKEL ALLOY
STEM ACTUATING END TYPETHREADED EXTERNALLY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
19840Interchangeable
interchangeable cross-reference
interchangeable
190362Interchangeable
interchangeable cross-reference
interchangeable
B94.2 TABLE 17Interchangeable
interchangeable cross-reference
interchangeable
50-10762Interchangeable
interchangeable cross-reference
interchangeable
GGG-4-180Interchangeable
interchangeable cross-reference
interchangeable
N3198AAInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 15801-M PIECE 11?
15801-M PIECE 11 is a STEM,FLUID VALVE.
What parts can replace 15801-M PIECE 11?
There are 12 known substitutes for 15801-M PIECE 11: 19840, 190362, B94.2 TABLE 17 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 15801-M PIECE 11?
15801-M PIECE 11 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-261-1082. 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