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C2542S PC 18M 1-1/4IN — Technical Data Sheet

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— · 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 DISK,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, seat_angle: 45.0 DEGREES NOMINAL, thread_class: 2B, overall_height: 1.665 INCHES NOMINAL IN, outside_diameter: 2.500 INCHES NOMINAL IN, style_designator: PLUG. This part is cataloged in the Federal Logistics Information System under NSN 4820-00-036-1740, 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
C2542S PC 18M 1-1/4IN
NSN: 4820-00-036-1740
FSC: 4820
CAGE: 01343 — ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY (USA)
SPECIFICATIONS
materialNICKEL ALLOY
seat_angle45.0 DEGREES NOMINAL
thread_class2B
overall_height1.665 INCHES NOMINAL IN
outside_diameter2.500 INCHES NOMINAL IN
style_designatorPLUG
nominal_thread_size0.500 INCHES IN
media_for_which_designedWATER, SALT
thread_series_designatorUNF
NSN4820-00-036-1740
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: C2542S PC 18M 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
•
THREAD CLASS: 2B
•
MEDIA FOR WHICH DESIGNED: WATER, SALT
•
MATERIAL: NICKEL ALLOY
•
NOMINAL THREAD SIZE: 0.500 INCHES IN
•
STYLE DESIGNATOR: PLUG
•
SEAT ANGLE: 45.0 DEGREES NOMINAL
•
THREAD SERIES DESIGNATOR: UNF
TECHNICAL CHARACTERISTICS
THREAD CLASS2B
OVERALL HEIGHT1.665 INCHES NOMINAL IN
MEDIA FOR WHICH DESIGNEDWATER, SALT
MATERIALNICKEL ALLOY
NOMINAL THREAD SIZE0.500 INCHES IN
STYLE DESIGNATORPLUG
SEAT ANGLE45.0 DEGREES NOMINAL
THREAD SERIES DESIGNATORUNF
OUTSIDE DIAMETER2.500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
C2542SInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
012.500.0005InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
004-500-0049InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
C2542SPC51MInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
005-500-0007InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
C2542S PIECE 18InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C2542S PC 18M 1-1/4IN?
C2542S PC 18M 1-1/4IN is a DISK,VALVE.
What parts can replace C2542S PC 18M 1-1/4IN?
There are 8 known substitutes for C2542S PC 18M 1-1/4IN: C2542S, 012.500.0005, 004-500-0049 and 5 more. Substitute compatibility should be verified for your specific system.
Is C2542S PC 18M 1-1/4IN still available?
C2542S PC 18M 1-1/4IN 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: October 2026