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PartsTable / COMPONENT / 2620-902X6 PIECE 23 1 1/2IN
2620-902X6 PIECE 23 1 1/2IN ✓ 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 2620-902X6 PIECE 23 1 1/2IN is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-067-3957, 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
2620-902X6 PIECE 23 1 1/2IN
NSN: 4820-01-067-3957
FSC: 4820
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
Part Number2620-902X6 PIECE 23 1 1/2IN
NSN4820-01-067-3957
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2620-902X6 PIECE 23 1 1/2IN · 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: NICKEL ALLOY
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALNICKEL ALLOY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
803-2177934Interchangeable
interchangeable cross-reference
interchangeable
SS845-1889568ASInterchangeable
interchangeable cross-reference
interchangeable
2620-902X6Interchangeable
interchangeable cross-reference
interchangeable
SS845-1889568ASSYC1 1-2INInterchangeable
interchangeable cross-reference
interchangeable
SS845-1889568Interchangeable
interchangeable cross-reference
interchangeable
SS845-1889568ASSYCL1 1-2INInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2620-902X6 PIECE 23 1 1/2IN?
2620-902X6 PIECE 23 1 1/2IN is a 2620-902X6 PIECE 23 1 1/2IN.
What parts can replace 2620-902X6 PIECE 23 1 1/2IN?
There are 22 known substitutes for 2620-902X6 PIECE 23 1 1/2IN: 803-2177934, SS845-1889568AS, 2620-902X6 and 19 more. Substitute compatibility should be verified for your specific system.
Is 2620-902X6 PIECE 23 1 1/2IN still available?
2620-902X6 PIECE 23 1 1/2IN 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