NSN 4820-01-620-1922 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-620-1922. Manufacturer of record part number: 563206.
Operating Pressure: 5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Maximum Operating Temp: 206.0 CELSIUS SINGLE RESPONSE DEGC
Disk Loading Method: SPRING
Nominal Width: 0.56 INCHES ALL ENDS IN
Material: STEEL BODY
Valve Operation Method: AUTOMATIC
Identification
NSN: 4820-01-620-1922
NIIN: 016201922
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 563206
Manufacturer: Graco Inc.
General Description
The Valve,check, cataloged under National Stock Number 4820-01-620-1922, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Graco Inc.. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-620-1922
Primary Part Number
563206
Item Name
Valve,check
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Graco Inc.
Status
ACTIVE
Nominal Length
1.28 INCHES ALL ENDS IN
Operating Pressure
5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
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 4820-01-620-1922?
NSN 4820-01-620-1922 is a Valve,check, manufactured by Graco Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-620-1922?
NSN 4820-01-620-1922 has 1 manufacturer part number on file: 563206 (Graco Inc.).
What are the specifications of 563206?
Key specifications for 563206: Nominal Length: 1.28 INCHES ALL ENDS IN; Operating Pressure: 5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Maximum Operating Temp: 206.0 CELSIUS SINGLE RESPONSE DEGC; Disk Loading Method: SPRING. 7 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-620-1922 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.