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785814-1 — DIAPHRAGM,ACTUATOR VALVE,SPECIAL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

785814-1: DIAPHRAGM,ACTUATOR VALVE,SPECIAL.

DIAPHRAGM,ACTUATOR VALVE,SPECIAL. Key specifications include material: RUBBER SILICONE AND PLASTIC POLYESTER, overall_height: 0.502 INCHES MINIMUM AND 0.512 INCHES MAXIMUM IN, center_hole_diameter: 0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN, fsc_application_data: VALVE,PRESSURE REGULATOR, end_item_identification: B-52 G/H ACFT G. This part is cataloged in the U.S.

Government catalog under NSN 4810-01-202-5440, 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
785814-1
NSN: 4810-01-202-5440
FSC: 4810 — Valves, Powered
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
materialRUBBER SILICONE AND PLASTIC POLYESTER
overall_height0.502 INCHES MINIMUM AND 0.512 INCHES MAXIMUM IN
center_hole_diameter0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN
fsc_application_dataVALVE,PRESSURE REGULATOR
end_item_identificationB-52 G/H ACFT G
NSN4810-01-202-5440
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 785814-1 · 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
•
FSC APPLICATION DATA: VALVE,PRESSURE REGULATOR
•
CENTER HOLE DIAMETER: 0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SILICONE AND PLASTIC POLYESTER
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.502 INCHES MINIMUM AND 0.512 INCHES MAXIMUM IN
FSC APPLICATION DATAVALVE,PRESSURE REGULATOR
CENTER HOLE DIAMETER0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN
END ITEM IDENTIFICATIONB-52 G/H ACFT G
MATERIALRUBBER SILICONE AND PLASTIC POLYESTER
OTHER ITEMS IN FSC 4810 — Valves, Powered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4810-00-001-1247 4810-00-001-4499 4810-00-001-4531 4810-00-001-4532 4810-00-001-4554 4810-00-001-4555 4810-00-001-4556 4810-00-001-4611
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 785814-1?
785814-1 is a DIAPHRAGM,ACTUATOR VALVE,SPECIAL.
What is the NSN for 785814-1?
785814-1 is cataloged in the U.S. Government catalog under NSN 4810-01-202-5440. 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.