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PartsTable / COMPONENT / 101027PC549
101027PC549 ✓ 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: STEEL, overall_length: 4.665 INCHES NOMINAL IN, stem_actuating_end_type: SQUARE, largest_outside_diameter: 0.437 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-155-5110, 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
101027PC549
NSN: 4820-00-155-5110
FSC: 4820
CAGE: 830Q4 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS-WRIGHT STEAM AND AIR SOLUTIONS DIV STEAM AND AIR SOLUTIONS (USA)
SPECIFICATIONS
materialSTEEL
overall_length4.665 INCHES NOMINAL IN
stem_actuating_end_typeSQUARE
largest_outside_diameter0.437 INCHES NOMINAL IN
NSN4820-00-155-5110
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 101027PC549 · 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
•
LARGEST OUTSIDE DIAMETER: 0.437 INCHES NOMINAL IN
•
STEM ACTUATING END TYPE: SQUARE
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS (FLIS)
LARGEST OUTSIDE DIAMETER0.437 INCHES NOMINAL IN
STEM ACTUATING END TYPESQUARE
MATERIALSTEEL
OVERALL LENGTH4.665 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
1611BInterchangeable
interchangeable cross-reference
interchangeable
2916FInterchangeable
interchangeable cross-reference
interchangeable
1611Interchangeable
interchangeable cross-reference
interchangeable
5231-45-5Interchangeable
interchangeable cross-reference
interchangeable
101029PC549Interchangeable
Same NIIN cross-reference
interchangeable
116622PC549Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 101027PC549?
101027PC549 is a STEM,FLUID VALVE.
What parts can replace 101027PC549?
There are 13 known substitutes for 101027PC549: 1611B, 2916F, 1611 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 101027PC549?
101027PC549 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-155-5110. 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