PartsTable
Technical Data Sheet
1B48125-1 ✓ 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,SHUTTLE is a the manufacturer industrial component. Key specifications include special_features: WEAPON SYSTEM ESSENTIAL, style_designator: STRAIGHT THRU FLANGED ENDS, operating_pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS, flow_control_device: PISTON, maximum_operating_temp: 275.0 FAHRENHEIT SINGLE RESPONSE DEGF, valve_operation_method: AUTOMATIC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-142-4255, 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
1B48125-1
NSN: 4820-01-142-4255
FSC: 4820
CAGE: 18355 — THE BOEING COMPANY (USA)
SPECIFICATIONS
special_featuresWEAPON SYSTEM ESSENTIAL
style_designatorSTRAIGHT THRU FLANGED ENDS
operating_pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_devicePISTON
maximum_operating_temp275.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_methodAUTOMATIC
end_item_identificationF/A-18 HORNET AIRCRAFT
valve_discharge_flow_rate1.2 GALLONS PER MINUTE
criticality_code_justificationFEAT
NSN4820-01-142-4255
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 1B48125-1 · 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
VALVE OPERATION METHOD: AUTOMATIC
OPERATING PRESSURE: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
CRITICALITY CODE JUSTIFICATION: FEAT
STYLE DESIGNATOR: STRAIGHT THRU FLANGED ENDS
MAXIMUM OPERATING TEMP: 275.0 FAHRENHEIT SINGLE RESPONSE DEGF
FLOW CONTROL DEVICE: PISTON
VALVE DISCHARGE FLOW RATE: 1.2 GALLONS PER MINUTE
TECHNICAL CHARACTERISTICS (FLIS)
VALVE OPERATION METHODAUTOMATIC
OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
CRITICALITY CODE JUSTIFICATIONFEAT
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS
MAXIMUM OPERATING TEMP275.0 FAHRENHEIT SINGLE RESPONSE DEGF
END ITEM IDENTIFICATIONF/A-18 HORNET AIRCRAFT
FLOW CONTROL DEVICEPISTON
VALVE DISCHARGE FLOW RATE1.2 GALLONS PER MINUTE
SPECIAL FEATURESWEAPON SYSTEM ESSENTIAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
K362-3Interchangeable
interchangeable cross-reference
interchangeable
BS51156K2915Interchangeable
interchangeable cross-reference
interchangeable
50772Interchangeable
interchangeable cross-reference
interchangeable
05-0006-9400Interchangeable
interchangeable cross-reference
interchangeable
224ARLZInterchangeable
interchangeable cross-reference
interchangeable
M06Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1B48125-1?
1B48125-1 is a VALVE,SHUTTLE.
What parts can replace 1B48125-1?
There are 16 known substitutes for 1B48125-1: K362-3, BS51156K2915, 50772 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1B48125-1?
1B48125-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-142-4255. This indicates validated use in U.S. government and defense supply chains.
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