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Technical Data Sheet

2640-634X1 1-2IN — Technical Data Sheet

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— · 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 end_item_identification: VALVE, BALL, criticality_code_justification: ZZZY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 4820-00-933-1515, 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
2640-634X1 1-2IN
NSN: 4820-00-933-1515
FSC: 4820
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
end_item_identificationVALVE, BALL
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsQUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
NSN4820-00-933-1515
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2640-634X1 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: STEEL COMP 304 FLOW CONTROL DEVICE
•
OPERATING PRESSURE: 4500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
STYLE DESIGNATOR: STRAIGHT THRU
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: QUALITY CONTROLLED IN ACCORDANCE WITH NAVSHIPS 0948-045-7010MATERIAL IDENTIFICATION AND CONTROL INSTRUCTIONS FOR LEVEL 1/SUB-SAFE ITEMS
•
NOMINAL PIPE SIZE ACCOMMODATED: 0.500 INCHES FIRST END IN
•
CONNECTION STYLE: SOCKET FIRST END
•
VALVE OPERATION METHOD: MANUAL
TECHNICAL CHARACTERISTICS
MATERIALSTEEL COMP 304 FLOW CONTROL DEVICE
MATERIALSTEEL COMP 416SE BODY
OPERATING PRESSURE4500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
STYLE DESIGNATORSTRAIGHT THRU
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSQUALITY CONTROLLED IN ACCORDANCE WITH NAVSHIPS 0948-045-7010MATERIAL IDENTIFICATION AND CONTROL INSTRUCTIONS FOR LEVEL 1/SUB-SAFE ITEMS
NOMINAL PIPE SIZE ACCOMMODATED0.500 INCHES FIRST END IN
CONNECTION STYLESOCKET FIRST END
VALVE OPERATION METHODMANUAL
CONNECTION TYPEUNTHREADED INTERNAL PIPE FIRST END
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
255416InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
255416 L1InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
SS845-2109873InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
SS845-2109873L1InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2640-634X1 1-2IN?
2640-634X1 1-2IN is a VALVE,BALL.
What parts can replace 2640-634X1 1-2IN?
There are 4 known substitutes for 2640-634X1 1-2IN: 255416, 255416 L1, SS845-2109873 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2640-634X1 1-2IN?
2640-634X1 1-2IN is cataloged in the Federal Logistics Information System under NSN 4820-00-933-1515. This indicates validated use in U.S. government and defense supply chains.
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