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Technical Data Sheet
PartsTable / COMPONENT / 2955 L
2955 L ✓ 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 DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, taper_length: 2.057 INCHES NOMINAL IN, thread_class: 2B, overall_height: 2.516 INCHES NOMINAL IN, style_designator: SOLID WEDGE, nominal_thread_size: 0.750 INCHES 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 4820-00-073-0509, 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
2955 L
NSN: 4820-00-073-0509
FSC: 4820
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
taper_length2.057 INCHES NOMINAL IN
thread_class2B
overall_height2.516 INCHES NOMINAL IN
style_designatorSOLID WEDGE
nominal_thread_size0.750 INCHES IN
taper_major_diameter3.489 INCHES NOMINAL IN
taper_minor_diameter3.489 INCHES NOMINAL IN
thread_series_designatorUNF
NSN4820-00-073-0509
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2955 L · 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
•
MATERIAL: STEEL CORROSION RESISTING
•
TAPER LENGTH: 2.057 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 0.750 INCHES IN
•
TAPER MINOR DIAMETER: 3.489 INCHES NOMINAL IN
•
TAPER MAJOR DIAMETER: 3.489 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SOLID WEDGE
•
THREAD SERIES DESIGNATOR: UNF
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL CORROSION RESISTING
TAPER LENGTH2.057 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.750 INCHES IN
TAPER MINOR DIAMETER3.489 INCHES NOMINAL IN
OVERALL HEIGHT2.516 INCHES NOMINAL IN
TAPER MAJOR DIAMETER3.489 INCHES NOMINAL IN
STYLE DESIGNATORSOLID WEDGE
THREAD SERIES DESIGNATORUNF
THREAD CLASS2B
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
2955Interchangeable
interchangeable cross-reference
interchangeable
21S11Interchangeable
interchangeable cross-reference
interchangeable
654745Interchangeable
interchangeable cross-reference
interchangeable
770218Interchangeable
interchangeable cross-reference
interchangeable
2955 MS21428-46Interchangeable
interchangeable cross-reference
interchangeable
12005-4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2955 L?
2955 L is a DISK,VALVE.
What parts can replace 2955 L?
There are 12 known substitutes for 2955 L: 2955, 21S11, 654745 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2955 L?
2955 L is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-073-0509. 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