PartsTable
Technical Data Sheet
2640-611 ASSY F ✓ 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 VALVE,BALL is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING BODY, connection_type: UNTHREADED INTERNAL PIPE ALL ENDS, connection_style: SOCKET WITH BRAZING RING ALL ENDS, style_designator: STRAIGHT THRU, operating_pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS, valve_operation_method: MANUAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-045-5616, 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
2640-611 ASSY F
NSN: 4820-00-045-5616
FSC: 4820
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING BODY
connection_typeUNTHREADED INTERNAL PIPE ALL ENDS
connection_styleSOCKET WITH BRAZING RING ALL ENDS
style_designatorSTRAIGHT THRU
operating_pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
valve_operation_methodMANUAL
media_for_which_designedWATER-OIL-GAS SINGLE RESPONSE
nominal_pipe_size_accommodated1.000 INCHES ALL ENDS IN
NSN4820-00-045-5616
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 2640-611 ASSY F · 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
OPERATING PRESSURE: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MATERIAL: STEEL COMP 304 BODY
THREAD QUANTITY PER INCH: 12 FIRST END
STYLE DESIGNATOR: STRAIGHT THRU
NOMINAL THREAD SIZE: 1.000 INCHES FIRST END IN
THREAD SERIES DESIGNATOR: UNS FIRST END
CONNECTION STYLE: PLAIN (PIPE) FIRST END
TECHNICAL CHARACTERISTICS (FLIS)
OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MATERIALSTEEL COMP 304 BODY
THREAD QUANTITY PER INCH12 FIRST END
MATERIALPLASTIC POLYUNDECANOAMIDE AND GLASS FIBER SEAT
STYLE DESIGNATORSTRAIGHT THRU
NOMINAL THREAD SIZE1.000 INCHES FIRST END IN
THREAD SERIES DESIGNATORUNS FIRST END
CONNECTION STYLEPLAIN (PIPE) FIRST END
MATERIALCOPPER ALLOY 630 STEM
BONNET TYPEPACKING RETAINING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
845-2050997Interchangeable
interchangeable cross-reference
interchangeable
845-2050997ASSYFInterchangeable
interchangeable cross-reference
interchangeable
2640-611Interchangeable
interchangeable cross-reference
interchangeable
2640-611GASSYFInterchangeable
Same NIIN cross-reference
interchangeable
845-2050997ASSYInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2640-611 ASSY F?
2640-611 ASSY F is a VALVE,BALL.
What parts can replace 2640-611 ASSY F?
There are 5 known substitutes for 2640-611 ASSY F: 845-2050997, 845-2050997ASSYF, 2640-611 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2640-611 ASSY F?
2640-611 ASSY F is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-045-5616. This indicates validated use in U.S. government and defense supply chains.
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