PartsTable
Technical Data Sheet
B145-1-1-4 ✓ 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,GATE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 694 STEM, stem_type: RISING, valve_size: 1.250 INCHES IN, bonnet_type: INSIDE SCREW, pressure_class: ERR-060, connection_type: THREADED INTERNAL PIPE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-813-8518, 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
B145-1-1-4
NSN: 4820-00-813-8518
FSC: 4820
CAGE: 82666 — STOCKHAM VALVES AND FITTINGS INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY 694 STEM
stem_typeRISING
valve_size1.250 INCHES IN
bonnet_typeINSIDE SCREW
pressure_classERR-060
connection_typeTHREADED INTERNAL PIPE
features_providedBONNET PACKING
nominal_thread_size1.250 INCHES IN
valve_operation_methodMANUAL
end_item_identificationLOGISTICS SUPPORT VESSEL
bonnet_attachment_methodUNION
thread_series_designatorNPT
NSN4820-00-813-8518
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: B145-1-1-4 · 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
BONNET TYPE: INSIDE SCREW
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B-61 ASSN STD SINGLE MATERIAL RESPONSE BODY
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED: 550.0 FAHRENHEIT STEAM AND 150.0 FAHRENHEIT WATER-OIL-GAS DEGF
INLET RELATIONSHIP WITH OUTLET: IDENTICAL
STEM TYPE: RISING
VALVE SIZE: 1.250 INCHES IN
FEATURES PROVIDED: BONNET PACKING
CONNECTION TYPE: THREADED INTERNAL PIPE
TECHNICAL CHARACTERISTICS (FLIS)
BONNET TYPEINSIDE SCREW
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B-61 ASSN STD SINGLE MATERIAL RESPONSE BODY
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED550.0 FAHRENHEIT STEAM AND 150.0 FAHRENHEIT WATER-OIL-GAS DEGF
INLET RELATIONSHIP WITH OUTLETIDENTICAL
STEM TYPERISING
VALVE SIZE1.250 INCHES IN
FEATURES PROVIDEDBONNET PACKING
CONNECTION TYPETHREADED INTERNAL PIPE
VALVE OPERATION METHODMANUAL
END ITEM IDENTIFICATIONLOGISTICS SUPPORT VESSEL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
B145Interchangeable
interchangeable cross-reference
interchangeable
T-174-A 3/4INInterchangeable
interchangeable cross-reference
interchangeable
0264-N-3-4INInterchangeable
interchangeable cross-reference
interchangeable
708NAW-3-4Interchangeable
interchangeable cross-reference
interchangeable
S0C0RDInterchangeable
interchangeable cross-reference
interchangeable
STW014AWG84STRANDSInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B145-1-1-4?
B145-1-1-4 is a VALVE,GATE.
What parts can replace B145-1-1-4?
There are 25 known substitutes for B145-1-1-4: B145, T-174-A 3/4IN, 0264-N-3-4IN and 22 more. Substitute compatibility should be verified for your specific system.
Is B145-1-1-4 still available?
B145-1-1-4 is currently cancelled.
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