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PartsTable / COMPONENT / 2640-163 PIECE
2640-163 PIECE ✓ 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 PARTS KIT,BALL VALVE is a the manufacturer industrial component. Key specifications include supply_items_and_quantities: 3/4 IN. BALL 1; 3/4 IN.

SEAT 2 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 4820-01-208-2089, 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
2640-163 PIECE
NSN: 4820-01-208-2089
FSC: 4820
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
component_quantity3
supply_items_and_quantities3/4 IN. BALL 1; 3/4 IN. SEAT 2 IN
NSN4820-01-208-2089
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2640-163 PIECE · 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
•
COMPONENT QUANTITY: 3
•
SUPPLY ITEMS AND QUANTITIES: 3/4 IN. BALL 1; 3/4 IN. SEAT 2 IN
TECHNICAL CHARACTERISTICS (FLIS)
COMPONENT QUANTITY3
SUPPLY ITEMS AND QUANTITIES3/4 IN. BALL 1; 3/4 IN. SEAT 2 IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
2640-163 PIECE 1 AND 3Interchangeable
interchangeable cross-reference
interchangeable
SS845-2007662Interchangeable
interchangeable cross-reference
interchangeable
2640-163Interchangeable
interchangeable cross-reference
interchangeable
264016Interchangeable
interchangeable cross-reference
interchangeable
845-2007662 PC 2, PC 4,3/4 IN.Interchangeable
Same NIIN cross-reference
interchangeable
845-2007662Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2640-163 PIECE?
2640-163 PIECE is a PARTS KIT,BALL VALVE.
What parts can replace 2640-163 PIECE?
There are 6 known substitutes for 2640-163 PIECE: 2640-163 PIECE 1 AND 3, SS845-2007662, 2640-163 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2640-163 PIECE?
2640-163 PIECE is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-208-2089. 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