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Technical Data Sheet
PartsTable / COMPONENT / 83139G
83139G ✓ 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 DIAPHRAGM,VALVE,FLAT is a the manufacturer industrial component. Key specifications include material: RUBBER FABRIC REINFORCED, hole_diameter: 0.375 INCHES NOMINAL IN, outside_diameter: 5.875 INCHES NOMINAL IN, style_designator: FLAT, material_thickness: 0.048 INCHES NOMINAL IN, bolt_circle_diameter: 5.062 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 4820-00-547-0646, 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
83139G
NSN: 4820-00-547-0646
FSC: 4820
CAGE: 86184 — GRISWOLD INDUSTRIES DBA CLA-VAL CO (USA)
SPECIFICATIONS
materialRUBBER FABRIC REINFORCED
hole_diameter0.375 INCHES NOMINAL IN
outside_diameter5.875 INCHES NOMINAL IN
style_designatorFLAT
bolt_hole_quantity8
material_thickness0.048 INCHES NOMINAL IN
bolt_circle_diameter5.062 INCHES NOMINAL IN
center_hole_diameter0.375 INCHES NOMINAL IN
NSN4820-00-547-0646
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 83139G · 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
•
STYLE DESIGNATOR: FLAT
•
BOLT HOLE QUANTITY: 8
•
BOLT CIRCLE DIAMETER: 5.062 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 5.875 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.375 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 0.375 INCHES NOMINAL IN
•
MATERIAL: RUBBER FABRIC REINFORCED
•
MATERIAL THICKNESS: 0.048 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORFLAT
BOLT HOLE QUANTITY8
BOLT CIRCLE DIAMETER5.062 INCHES NOMINAL IN
OUTSIDE DIAMETER5.875 INCHES NOMINAL IN
HOLE DIAMETER0.375 INCHES NOMINAL IN
CENTER HOLE DIAMETER0.375 INCHES NOMINAL IN
MATERIALRUBBER FABRIC REINFORCED
MATERIAL THICKNESS0.048 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
S86832Interchangeable
interchangeable cross-reference
interchangeable
55354LInterchangeable
interchangeable cross-reference
interchangeable
83139Interchangeable
interchangeable cross-reference
interchangeable
820-4551352PC 77Interchangeable
interchangeable cross-reference
interchangeable
7SHBQ11-5Interchangeable
interchangeable cross-reference
interchangeable
7510-01-383-7990Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 83139G?
83139G is a DIAPHRAGM,VALVE,FLAT.
What parts can replace 83139G?
There are 9 known substitutes for 83139G: S86832, 55354L, 83139 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 83139G?
83139G is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-547-0646. 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