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39283B — VALVE,FLOAT

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

39283B: VALVE,FLOAT.

The VALVE,FLOAT is a the manufacturer industrial component. Key specifications include flange_shape: ROUND WITH HOLES ALL ENDS, connection_type: FLANGE ALL ENDS, mounting_facility: BRACKET(S), nominal_thickness: 0.440 INCHES ALL ENDS IN, bolt_hole_quantity: 8 ALL ENDS, flange_face_design: PLAIN ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-406-3531, 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
39283B
NSN: 4820-01-406-3531
FSC: 4820 — Valves, Nonpowered
CAGE: 86184 — GRISWOLD INDUSTRIES DBA CLA-VAL CO (USA)
SPECIFICATIONS
flange_shapeROUND WITH HOLES ALL ENDS
connection_typeFLANGE ALL ENDS
mounting_facilityBRACKET(S)
nominal_thickness0.440 INCHES ALL ENDS IN
bolt_hole_quantity8 ALL ENDS
flange_face_designPLAIN ALL ENDS
flow_control_deviceDISK
end_item_identification2330-01-377-9337
nominal_outside_diameter10.000 INCHES ALL ENDS IN
bolt_hole_nominal_diameter0.438 INCHES ALL ENDS IN
bolt_circle_nominal_diameter9.000 INCHES ALL ENDS IN
NSN4820-01-406-3531
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 39283B · 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
•
FLOW CONTROL DEVICE: DISK
•
FLANGE SHAPE: ROUND WITH HOLES ALL ENDS
•
FLANGE FACE DESIGN: PLAIN ALL ENDS
•
BOLT CIRCLE NOMINAL DIAMETER: 9.000 INCHES ALL ENDS IN
•
CONNECTION TYPE: FLANGE ALL ENDS
•
BOLT HOLE NOMINAL DIAMETER: 0.438 INCHES ALL ENDS IN
•
NOMINAL OUTSIDE DIAMETER: 10.000 INCHES ALL ENDS IN
•
MOUNTING FACILITY: BRACKET(S)
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLANGE FACE DESIGNPLAIN ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER9.000 INCHES ALL ENDS IN
CONNECTION TYPEFLANGE ALL ENDS
BOLT HOLE NOMINAL DIAMETER0.438 INCHES ALL ENDS IN
NOMINAL OUTSIDE DIAMETER10.000 INCHES ALL ENDS IN
MOUNTING FACILITYBRACKET(S)
BOLT HOLE QUANTITY8 ALL ENDS
END ITEM IDENTIFICATION2330-01-377-9337
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 2
39238DReference document
Same NSN cross-reference
Reference document — Secondary reference
39238BSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 39283B?
39283B is a VALVE,FLOAT.
What parts can replace 39283B?
There are 2 known substitutes for 39283B: 39238D, 39238B. Substitute compatibility should be verified for your specific system.
What is the NSN for 39283B?
39283B is cataloged in the U.S. Government catalog under NSN 4820-01-406-3531. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.