PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 2-1/2IN FIG. 142-F PIECE 9
2-1/2IN FIG. 142-F PIECE 9 ✓ 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 2-1/2IN FIG. 142-F PIECE 9 is a the manufacturer industrial component. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-363-2485, 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
2-1/2IN FIG. 142-F PIECE 9
NSN: 4820-01-363-2485
FSC: 4820
CAGE: 79342 — WILLIAM E WILLIAMS VALVE CORP (USA)
SPECIFICATIONS
Part Number2-1/2IN FIG. 142-F PIECE 9
NSN4820-01-363-2485
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2-1/2IN FIG. 142-F PIECE 9 · 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 TYPE FOR WHICH DESIGNED: GATE
•
MATERIAL: COPPER ALLOY
•
VALVE SIZE FOR WHICH DESIGNED: 2.500 INCHES IN
•
STEM ACTUATING END TYPE: THREADED EXTERNALLY
TECHNICAL CHARACTERISTICS (FLIS)
VALVE TYPE FOR WHICH DESIGNEDGATE
MATERIALCOPPER ALLOY
VALVE SIZE FOR WHICH DESIGNED2.500 INCHES IN
STEM ACTUATING END TYPETHREADED EXTERNALLY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
7996Interchangeable
interchangeable cross-reference
interchangeable
NL20Interchangeable
interchangeable cross-reference
interchangeable
72-6970-725Interchangeable
interchangeable cross-reference
interchangeable
335C985H01Interchangeable
interchangeable cross-reference
interchangeable
C0777Interchangeable
interchangeable cross-reference
interchangeable
9100-0084Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2-1/2IN FIG. 142-F PIECE 9?
2-1/2IN FIG. 142-F PIECE 9 is a 2-1/2IN FIG. 142-F PIECE 9.
What parts can replace 2-1/2IN FIG. 142-F PIECE 9?
There are 14 known substitutes for 2-1/2IN FIG. 142-F PIECE 9: 7996, NL20, 72-6970-725 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2-1/2IN FIG. 142-F PIECE 9?
2-1/2IN FIG. 142-F PIECE 9 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-363-2485. 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