Body, Valve4820-01-515-5542

NSN 4820-01-515-5542 · NIIN 015155542 · Part number B42783-1

Mission Systems Orchard Park Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 04577

Government record, cited

NSN 4820-01-515-5542 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-515-5542. Manufacturer of record part number: B42783-1.

Also searched as 4820-01-515-5542 · 4820015155542 · NIIN 015155542 · 01-515-5542 · FSC 4820 Valves, Nonpowered · CAGE 04577 · B42783-1

Nearby stock numbers ← 4820-01-515-5529 Valve, Safety Relief · 4820-01-515-5550 Valve, Linear, Directional Control →

4820-01-515-5542 — Valves, Nonpowered

Features

Body,valve — FSC 4820
Outside Diameter: 1.750 INCHES NOMINAL IN
Material: COPPER ALLOY
1 manufacturer part number on file
Manufacturer of record: Mission Systems Orchard Park Inc

Identification

NSN: 4820-01-515-5542
NIIN: 015155542
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: B42783-1
Manufacturer: Mission Systems Orchard Park Inc

General Description

The Body,valve, cataloged under National Stock Number 4820-01-515-5542, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Mission Systems Orchard Park Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-515-5542
Primary Part Number	B42783-1
Item Name	Body,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Mission Systems Orchard Park Inc
Status	ACTIVE
Outside Diameter	1.750 INCHES NOMINAL IN
Material	COPPER ALLOY

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
B42783-1 PRIMARY	Mission Systems Orchard Park Inc (USA)

No interchangeability data on file.

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

4820-00-000-0097 · Item name not on file

4820-00-001-0010

VALVE,ROTARY,SELECTOR

4820-00-001-0020

4820-00-001-0020 · Item name not on file

4820-00-001-0021

4820-00-001-0021 · Item name not on file

4820-00-001-0032

4820-00-001-0032 · Item name not on file

4820-00-001-0037

VALVE,SAFETY RELIEF

4820-00-001-0042

4820-00-001-0042 · Item name not on file

4820-00-001-1230

4820-00-001-1230 · Item name not on file

Frequently Asked Questions

What is NSN 4820-01-515-5542?

NSN 4820-01-515-5542 is a Body,valve, manufactured by Mission Systems Orchard Park Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-515-5542?

NSN 4820-01-515-5542 has 1 manufacturer part number on file: B42783-1 (Mission Systems Orchard Park Inc).

What are the specifications of B42783-1?

Key specifications for B42783-1: Outside Diameter: 1.750 INCHES NOMINAL IN; Overall Length: 1.810 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: HOUSING, FILLER VALVE; End Item Identification: AIRCRAFT, ORION P3. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-515-5542 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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