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B42783-1 — BODY,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

B42783-1: BODY,VALVE.

The BODY,VALVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, overall_length: 1.810 INCHES NOMINAL IN, outside_diameter: 1.750 INCHES NOMINAL IN, end_item_identification: AIRCRAFT, ORION P3, part_name_assigned_by_controlling_agency: HOUSING, FILLER VALVE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-515-5542, 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
B42783-1
NSN: 4820-01-515-5542
FSC: 4820 — Valves, Nonpowered
CAGE: 04577 — MISSION SYSTEMS ORCHARD PARK INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY
overall_length1.810 INCHES NOMINAL IN
outside_diameter1.750 INCHES NOMINAL IN
end_item_identificationAIRCRAFT, ORION P3
part_name_assigned_by_controlling_agencyHOUSING, FILLER VALVE
NSN4820-01-515-5542
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: B42783-1 · 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
•
OUTSIDE DIAMETER: 1.750 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER1.750 INCHES NOMINAL IN
OVERALL LENGTH1.810 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYHOUSING, FILLER VALVE
END ITEM IDENTIFICATIONAIRCRAFT, ORION P3
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is B42783-1?
B42783-1 is a BODY,VALVE.
What is the NSN for B42783-1?
B42783-1 is cataloged in the U.S. Government catalog under NSN 4820-01-515-5542. 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.