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FIG B-109 SZ 1/2 IN — 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

ROD,PISTON,LINEAR ACTUATING CYLI. Key specifications include material: COPPER ALLOY 694 STEM, stem_type: RISING, valve_size: 0.500 INCHES IN, bonnet_type: INSIDE SCREW, connection_type: SOLDER, TUBE, features_provided: BONNET PACKING. This part is cataloged in the Federal Logistics Information System under NSN 4820-00-811-6227, 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
FIG B-109 SZ 1/2 IN
NSN: 4820-00-811-6227
FSC: 4820
CAGE: 82666 — STOCKHAM VALVES AND FITTINGS INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY 694 STEM
stem_typeRISING
valve_size0.500 INCHES IN
bonnet_typeINSIDE SCREW
connection_typeSOLDER, TUBE
features_providedBONNET PACKING
valve_operation_methodMANUAL
bonnet_attachment_methodTHREADED
nondefinitive_spec/std_data2 TYPE AND 3 STYLE AND C CLASS
operating_pressure_and_type125.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 200.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
furnished_items_and_quantity1 HANDWHEEL
inlet_relationship_with_outletIDENTICAL
NSN4820-00-811-6227
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: FIG B-109 SZ 1/2 IN · 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
•
STEM TYPE: RISING
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B62 ASSN STD SINGLE MATERIAL RESPONSE BODY
•
INLET RELATIONSHIP WITH OUTLET: IDENTICAL
•
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED: 406.0 FAHRENHEIT STEAM AND 150.0 FAHRENHEIT WATER-OIL-GAS DEGF
•
NONDEFINITIVE SPEC/STD DATA: 2 TYPE AND 3 STYLE AND C CLASS
•
FURNISHED ITEMS AND QUANTITY: 1 HANDWHEEL
•
OPERATING PRESSURE AND TYPE: 125.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 200.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
TECHNICAL CHARACTERISTICS
STEM TYPERISING
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B62 ASSN STD SINGLE MATERIAL RESPONSE BODY
INLET RELATIONSHIP WITH OUTLETIDENTICAL
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED406.0 FAHRENHEIT STEAM AND 150.0 FAHRENHEIT WATER-OIL-GAS DEGF
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 3 STYLE AND C CLASS
FURNISHED ITEMS AND QUANTITY1 HANDWHEEL
OPERATING PRESSURE AND TYPE125.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 200.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B-371 ALLOY 694 ASSN STD SINGLE MATERIAL RESPONSE STEM
MATERIALCOPPER ALLOY 694 STEM
MATERIALCOPPER ALLOY 836 DISK
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
442716InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
P67051InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
B109InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
970-24InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
100723InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
10983InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FIG B-109 SZ 1/2 IN?
FIG B-109 SZ 1/2 IN is a ROD,PISTON,LINEAR ACTUATING CYLI.
What parts can replace FIG B-109 SZ 1/2 IN?
There are 24 known substitutes for FIG B-109 SZ 1/2 IN: 442716, P67051, B109 and 21 more. Substitute compatibility should be verified for your specific system.
Is FIG B-109 SZ 1/2 IN still available?
FIG B-109 SZ 1/2 IN is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: October 2026