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40506-909 — VALVE,REDUCING

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

40506-909: VALVE,REDUCING.

The VALVE,REDUCING is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, end_item_identification: OVERHAUL/AVAILABILITY CG53, part_name_assigned_by_controlling_agency: VALVE,REDUCING. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-576-6936, 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
40506-909
NSN: 4820-01-576-6936
FSC: 4820 — Valves, Nonpowered
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY
special_featuresSIZE 0.250 INCH, BODY MATERIAL BRONZE,CAPACITY 25 GPM,OPERATION AUTOMATIC,FLUID MEADIUM SEAWATER,INLET PRESSURE 150PSI,OUTLET PRESSURE 5 TO 60 PSI IN
end_item_identificationOVERHAUL/AVAILABILITY CG53
part_name_assigned_by_controlling_agencyVALVE,REDUCING
NSN4820-01-576-6936
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 40506-909 · 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
•
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESSIZE 0.250 INCH, BODY MATERIAL BRONZE,CAPACITY 25 GPM,OPERATION AUTOMATIC,FLUID MEADIUM SEAWATER,INLET PRESSURE 150PSI,OUTLET PRESSURE 5 TO 60 PSI IN
PART NAME ASSIGNED BY CONTROLLING AGENCYVALVE,REDUCING
END ITEM IDENTIFICATIONOVERHAUL/AVAILABILITY CG53
MATERIALCOPPER ALLOY
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

No substitute or cross-reference records for this part.

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 40506-909?
40506-909 is a VALVE,REDUCING.
What is the NSN for 40506-909?
40506-909 is cataloged in the U.S. Government catalog under NSN 4820-01-576-6936. 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.