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G38 ✓ 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 TRANSMITTER,LIGHT SIGNAL is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING CASE, ring_style: CONCENTRIC, stock_size: 0.250 IN. DIA IN, joint_style: DIAGONAL JOINT, inside_width: 1.250 INCHES NOMINAL IN, inside_height: 1.120 INCHES NOMINAL IN.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-341-6116, 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
G38
NSN: 4820-00-341-6116
FSC: 4820
CAGE: 99562 — MUELLER CO WESTERN DISTRICT SALES OFFICE (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING CASE
ring_styleCONCENTRIC
stock_size0.250 IN. DIA IN
joint_styleDIAGONAL JOINT
inside_width1.250 INCHES NOMINAL IN
inside_height1.120 INCHES NOMINAL IN
end_similarityIDENTICAL
overall_length0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN
surface_finish10.0 MICROINCHES
first_end_stylePLAIN
inside_diameter4.325 INCHES NOMINAL IN
mounting_methodSTRAP(S)
NSN4820-00-341-6116
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: G38 · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: AN OPERATING WRENCH NUT FABRICATED OF CAST IRON OR STEEL,2 IN. SQ,W/UNTHD TAPERED CENTER HOLE,VALVE SIZES 4 IN. THRU 12 IN.,USED AS A SUBSTITUTE FOR THE HANDWHEEL WHEN RESTRICTED TO CLOSE AREAS IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONAN OPERATING WRENCH NUT FABRICATED OF CAST IRON OR STEEL,2 IN. SQ,W/UNTHD TAPERED CENTER HOLE,VALVE SIZES 4 IN. THRU 12 IN.,USED AS A SUBSTITUTE FOR THE HANDWHEEL WHEN RESTRICTED TO CLOSE AREAS IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
KPS213Interchangeable
interchangeable cross-reference
interchangeable
K786522-1Interchangeable
interchangeable cross-reference
interchangeable
G38Interchangeable
interchangeable cross-reference
interchangeable
A2-10Interchangeable
interchangeable cross-reference
interchangeable
S3-10Interchangeable
interchangeable cross-reference
interchangeable
ISR-38Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is G38?
G38 is a TRANSMITTER,LIGHT SIGNAL.
What parts can replace G38?
There are 11 known substitutes for G38: KPS213, K786522-1, G38 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for G38?
G38 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-341-6116. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026