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Technical Data Sheet
PartsTable / COMPONENT / PERS.40 2091427
PERS.40 2091427 ✓ 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 PERS.40 2091427 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-140-8859, 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
PERS.40 2091427
NSN: 4820-01-140-8859
FSC: 4820
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
Part NumberPERS.40 2091427
NSN4820-01-140-8859
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: PERS.40 2091427 · 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
•
MOUNTING POSITION: HORIZONTAL
•
MEDIA FOR WHICH DESIGNED: STEAM FIRST RESPONSE
•
THREAD SERIES DESIGNATOR: NPT ALL ENDS
•
MATERIAL: COPPER ALLOY BODY
•
STYLE DESIGNATOR: STRAIGHT THRU
•
CONNECTION STYLE: PLAIN, OPTIONAL END (PIPE) ALL ENDS
•
FLOW CONTROL DEVICE: DISK
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING POSITIONHORIZONTAL
MEDIA FOR WHICH DESIGNEDSTEAM FIRST RESPONSE
THREAD SERIES DESIGNATORNPT ALL ENDS
MATERIALCOPPER ALLOY BODY
STYLE DESIGNATORSTRAIGHT THRU
CONNECTION STYLEPLAIN, OPTIONAL END (PIPE) ALL ENDS
FLOW CONTROL DEVICEDISK
THREAD DIRECTIONRIGHT-HAND ALL ENDS
MAXIMUM OPERATING TEMP353.0 FAHRENHEIT FIRST RESPONSE DEGF
MAXIMUM OPERATING TEMP150.0 FAHRENHEIT SECOND RESPONSE DEGF
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
544112Interchangeable
interchangeable cross-reference
interchangeable
450-30Interchangeable
interchangeable cross-reference
interchangeable
STP 54411/2Interchangeable
interchangeable cross-reference
interchangeable
J54411/2Interchangeable
interchangeable cross-reference
interchangeable
1AP07Interchangeable
interchangeable cross-reference
interchangeable
PERS40-2091427 PIECE D12Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is PERS.40 2091427?
PERS.40 2091427 is a PERS.40 2091427.
What parts can replace PERS.40 2091427?
There are 11 known substitutes for PERS.40 2091427: 544112, 450-30, STP 54411/2 and 8 more. Substitute compatibility should be verified for your specific system.
Is PERS.40 2091427 still available?
PERS.40 2091427 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