NSN 4820-01-228-7842 · NIIN 012287842 · Part number 3188561 PIECE 42
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 59364
Government record, cited
NSN 4820-01-228-7842 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-228-7842. Manufacturer of record part number: 3188561 PIECE 42.
Nearby stock numbers← 4820-01-228-7841 Valve, Rotary, Selector
·
4820-01-228-7851 Sleeve and Slide, Directional Con →
4820-01-228-7842 — Valves, Nonpowered
Features
Piston,valve — FSC 4820
Valve Type for Which Designed: GLOBE
Valve Model Number for Which Designed: NO. 3188561
Material Document and Classification: AMS 5643, 17-4PH ASSN STD SINGLE MATERIAL RESPONSE
Valve Size for Which Designed: 1.000 INCHES IN
Valve Design Control Activity: 77068
Material: STEEL CORROSION RESISTING
2 manufacturer part numbers on file
Identification
NSN: 4820-01-228-7842
NIIN: 012287842
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 3188561 PIECE 42
Manufacturer: Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
General Description
The Piston,valve, cataloged under National Stock Number 4820-01-228-7842, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road). Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-228-7842
Primary Part Number
3188561 PIECE 42
Item Name
Piston,valve
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
Status
ACTIVE
Valve Type for Which Designed
GLOBE
Valve Model Number for Which Designed
NO. 3188561
Material Document and Classification
AMS 5643, 17-4PH ASSN STD SINGLE MATERIAL RESPONSE
Valve Size for Which Designed
1.000 INCHES IN
Valve Design Control Activity
77068
Material
STEEL CORROSION RESISTING
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
⇄Related Items6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4820-01-228-78513188561 PIECE 2POSSIBLE MATCH
SLEEVE AND SLIDE,DIRECTIONAL CON
Possible match (shared part number)Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
4820-01-228-79073188561 PIECE 25POSSIBLE MATCH
GUIDE,VALVE STEM
Possible match (shared part number)Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
4820-01-233-48853188748POSSIBLE MATCH
CAGE,VALVE
Possible match (shared part number)Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
4810-01-234-18213188561 PIECE 4POSSIBLE MATCH
CAP,VALVE
Possible match (shared part number)Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
4810-01-234-18223188561 PIECE 9POSSIBLE MATCH
CAP,VALVE
Possible match (shared part number)Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
4810-01-235-36553188758-4POSSIBLE MATCH
CAP,VALVE
Possible match (shared part number)Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA)
Reference documents
Reference
Meaning
3191402
5/9Secondary reference
Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div
3188561
D/9Drawing number reference only
Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div
Related Parts
4820-01-228-7851POSSIBLE MATCH
SLEEVE AND SLIDE,DIRECTIONAL CON
3188561 PIECE 2
4820-01-228-7907POSSIBLE MATCH
GUIDE,VALVE STEM
3188561 PIECE 25
4820-01-233-4885POSSIBLE MATCH
CAGE,VALVE
3188748
4810-01-234-1821POSSIBLE MATCH
CAP,VALVE
3188561 PIECE 4
4810-01-234-1822POSSIBLE MATCH
CAP,VALVE
3188561 PIECE 9
4810-01-235-3655POSSIBLE MATCH
CAP,VALVE
3188758-4
Frequently Asked Questions
What is NSN 4820-01-228-7842?
NSN 4820-01-228-7842 is a Piston,valve, manufactured by Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road), classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-228-7842?
NSN 4820-01-228-7842 has 2 manufacturer part numbers on file: 3188561 PIECE 42 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)), 3191402 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)).
What NSN replaces 4820-01-228-7842?
6 possible matches (shared part number, not a government interchangeability claim): 4820-01-228-7851, 4820-01-228-7907, 4820-01-233-4885. Verify interchangeability with system specifications before substitution.
What are the specifications of 3188561 PIECE 42?
Key specifications for 3188561 PIECE 42: Valve Type for Which Designed: GLOBE; Valve Model Number for Which Designed: NO. 3188561; Material Document and Classification: AMS 5643, 17-4PH ASSN STD SINGLE MATERIAL RESPONSE; Valve Size for Which Designed: 1.000 INCHES IN. 6 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-228-7842 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.