PartsTable
Technical Data Sheet
B8635 ✓ 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 COVER,ELECTRICAL CONNECTOR is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY AND RUBBER SEAT, connection_style: STREAMLINED WITH TWO BRAZING RING (PIPE) FIRST END, style_designator: STRAIGHT THRU, operating_pressure: 6000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS, disk_loading_method: SPRING, flow_control_device: DISK. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-153-0258, 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
B8635
NSN: 4820-00-153-0258
FSC: 4820
CAGE: 99565 — ADMIRAL VALVE LLC DBA CPV MANUFACTURING (USA)
SPECIFICATIONS
materialCOPPER ALLOY AND RUBBER SEAT
connection_styleSTREAMLINED WITH TWO BRAZING RING (PIPE) FIRST END
style_designatorSTRAIGHT THRU
operating_pressure6000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_methodSPRING
flow_control_deviceDISK
valve_operation_methodAUTOMATIC
media_for_which_designedWATER-OIL-GAS SINGLE RESPONSE
renewable_seat_ring_typePRESSED-IN
criticality_code_justificationZZZY
nominal_pipe_size_accommodated0.250 INCHES FIRST END IN
reference_number_differentiating_characteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
NSN4820-00-153-0258
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: B8635 · 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: COPPER ALLOY AND RUBBER SEAT
VALVE OPERATION METHOD: AUTOMATIC
RENEWABLE SEAT RING TYPE: PRESSED-IN
FLOW CONTROL DEVICE: DISK
STYLE DESIGNATOR: STRAIGHT THRU
MEDIA FOR WHICH DESIGNED: WATER-OIL-GAS SINGLE RESPONSE
CONNECTION STYLE: STREAMLINED WITH TWO BRAZING RING (PIPE) FIRST END
NOMINAL PIPE SIZE ACCOMMODATED: 0.250 INCHES FIRST END IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY AND RUBBER SEAT
VALVE OPERATION METHODAUTOMATIC
RENEWABLE SEAT RING TYPEPRESSED-IN
FLOW CONTROL DEVICEDISK
STYLE DESIGNATORSTRAIGHT THRU
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
CONNECTION STYLESTREAMLINED WITH TWO BRAZING RING (PIPE) FIRST END
NOMINAL PIPE SIZE ACCOMMODATED0.250 INCHES FIRST END IN
CRITICALITY CODE JUSTIFICATIONZZZY
DISK LOADING METHODSPRING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
6801Interchangeable
interchangeable cross-reference
interchangeable
FFS200Interchangeable
interchangeable cross-reference
interchangeable
621212Interchangeable
interchangeable cross-reference
interchangeable
RCR20G680JRInterchangeable
interchangeable cross-reference
interchangeable
110-180-155Interchangeable
interchangeable cross-reference
interchangeable
7801Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B8635?
B8635 is a COVER,ELECTRICAL CONNECTOR.
What parts can replace B8635?
There are 21 known substitutes for B8635: 6801, FFS200, 621212 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B8635?
B8635 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-153-0258. This indicates validated use in U.S. government and defense supply chains.
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