PartsTable
Technical Data Sheet
F1G554 ✓ 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 DETECTOR,RADIO FREQUENCY is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 922 BODY, connection_type: THREADED INTERNAL PIPE ALL ENDS, connection_style: PLAIN, OPTIONAL END (PIPE) ALL ENDS, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND ALL ENDS, mounting_position: HORIZONTAL OR VERTICAL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-850-3026, 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
F1G554
NSN: 4820-00-850-3026
FSC: 4820
CAGE: 37239 — LUNKENHEIMER CO (USA)
SPECIFICATIONS
materialCOPPER ALLOY 922 BODY
connection_typeTHREADED INTERNAL PIPE ALL ENDS
connection_stylePLAIN, OPTIONAL END (PIPE) ALL ENDS
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND ALL ENDS
mounting_positionHORIZONTAL OR VERTICAL
operating_pressure200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
disk_loading_methodSPRING
flow_control_deviceDISK
nominal_thread_size0.375 INCHES ALL ENDS IN
maximum_operating_temp550.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_methodAUTOMATIC
NSN4820-00-850-3026
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: F1G554 · 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
MEDIA FOR WHICH DESIGNED: WATER-OIL-GAS SECOND RESPONSE
OPERATING PRESSURE: 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
THREAD SERIES DESIGNATOR: NPT ALL ENDS
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-390, ALLOY D4D FED SPEC SINGLE MATERIAL RESPONSE SEAT
STYLE DESIGNATOR: STRAIGHT THRU
NOMINAL THREAD SIZE: 0.375 INCHES ALL ENDS IN
VALVE OPERATION METHOD: AUTOMATIC
TECHNICAL CHARACTERISTICS (FLIS)
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SECOND RESPONSE
OPERATING PRESSURE400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
THREAD SERIES DESIGNATORNPT ALL ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390, ALLOY D4D FED SPEC SINGLE MATERIAL RESPONSE SEAT
STYLE DESIGNATORSTRAIGHT THRU
NOMINAL THREAD SIZE0.375 INCHES ALL ENDS IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390, ALLOY D4D FED SPEC SINGLE MATERIAL RESPONSE BODY
VALVE OPERATION METHODAUTOMATIC
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
17266Interchangeable
interchangeable cross-reference
interchangeable
17266-D FIG NO.560Y (T.E.)Interchangeable
interchangeable cross-reference
interchangeable
560Y 2 1/2INInterchangeable
interchangeable cross-reference
interchangeable
D17266-D ITEM 5 2 1/2INInterchangeable
interchangeable cross-reference
interchangeable
D17266-D ITEM 6 2 1/2INInterchangeable
interchangeable cross-reference
interchangeable
NDC50228-0471-12Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is F1G554?
F1G554 is a DETECTOR,RADIO FREQUENCY.
What parts can replace F1G554?
There are 8 known substitutes for F1G554: 17266, 17266-D FIG NO.560Y (T.E.), 560Y 2 1/2IN and 5 more. Substitute compatibility should be verified for your specific system.
Is F1G554 still available?
F1G554 is currently cancelled.
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