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NSN 4820-01-028-4482Government record, cited

Valve, Check4820-01-028-4482

NSN 4820-01-028-4482 · NIIN 010284482 · Part number 483-1/8B2-2
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 09990
Government record, cited
NSN 4820-01-028-4482 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-028-4482. Manufacturer of record part number: 483-1/8B2-2.
Also searched as  4820-01-028-4482 · 4820010284482 · NIIN 010284482 · 01-028-4482 · FSC 4820 Valves, Nonpowered · CAGE 09990 · 483-1/8B2-2 · 9-1862-4 · 9-1862-4-4BRASS
Nearby stock numbers  ·
Features
  • Valve,check — FSC 4820
  • Flow Control Device: POPPET
  • Connection Style: PLAIN, OPTIONAL END (PIPE) ALL ENDS
  • Mounting Position: HORIZONTAL OR VERTICAL
  • Connection Type: THREADED INTERNAL PIPE ALL ENDS
  • Style Designator: STRAIGHT THRU
  • Material Document and Classification: MIL-G-1149, TYPE 2, CLASS 5 MIL SPEC SINGLE MATERIAL RESPONSE PACKING
  • Material Document and Classification: QQ-B-626, ALLOY 360 FED SPEC SINGLE MATERIAL RESPONSE BODY
Identification
  • NSN: 4820-01-028-4482
  • NIIN: 010284482
  • FSC: 4820 — Valves, Nonpowered
  • FSG: 48 — Valves
  • Primary part number: 483-1/8B2-2
  • Manufacturer: Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
General Description

The Valve,check, cataloged under National Stock Number 4820-01-028-4482, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division. Government technical data includes 21 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 9 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-028-4482
Primary Part Number483-1/8B2-2
Item NameValve,check
FSC / FSG4820 / 48 — Valves, Nonpowered
ManufacturerParker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
StatusACTIVE
Flow Control DevicePOPPET
Connection StylePLAIN, OPTIONAL END (PIPE) ALL ENDS
Mounting PositionHORIZONTAL OR VERTICAL
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Style DesignatorSTRAIGHT THRU
Material Document and ClassificationMIL-G-1149, TYPE 2, CLASS 5 MIL SPEC SINGLE MATERIAL RESPONSE PACKING
Material Document and ClassificationQQ-B-626, ALLOY 360 FED SPEC SINGLE MATERIAL RESPONSE BODY
Material Document and ClassificationTYPE304,32 FED SPEC 1ST MATERIAL RESPONSE AND 303 FED SPEC 2ND MATERIAL RESPONSE FLOW CONTROL DEVICE
Operating Pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Thread DirectionRIGHT-HAND ALL ENDS
Nominal Thread Size0.125 INCHES FIRST END IN
Maximum Operating Temp450.0 FAHRENHEIT SECOND RESPONSE DEGF
Maximum Operating Temp-65.0 FAHRENHEIT FIRST RESPONSE DEGF
Disk Loading MethodSPRING
Media for Which DesignedOIL, HYDRAULIC SECOND RESPONSE
Media for Which DesignedAIR FIRST RESPONSE
MaterialSTEEL FLOW CONTROL DEVICE
MaterialCOPPER ALLOY 360 BODY
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING
Thread Series DesignatorNPT ALL ENDS
Valve Operation MethodAUTOMATIC
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 9
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4820-01-052-3974488-4D2-3 POSSIBLE MATCH
VALVE,CHECK
Possible match (shared part number)Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
5360-01-095-3176415-1000-0403 POSSIBLE MATCH
SPRING,HELICAL,COMPRESSION
Possible match (shared part number)Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
4820-01-196-15391-375-8-1 POSSIBLE MATCH
DISK,VALVE
Possible match (shared part number)Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
4820-01-224-2931488-8D27-100 POSSIBLE MATCH
VALVE,CHECK
Possible match (shared part number)Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
4820-01-249-3750493-16SS2-2 POSSIBLE MATCH
VALVE,CHECK
Possible match (shared part number)Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
4820-01-250-6448493-24SS28-40 POSSIBLE MATCH
VALVE,CHECK
Possible match (shared part number)Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
4820-01-297-5033 POSSIBLE MATCH
VALVE,CHECK
Possible match (shared part number)
4820-01-438-7570493-24SS1-40 POSSIBLE MATCH
VALVE,CHECK
Possible match (shared part number)Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
4820-01-479-4978493-10B22-2 POSSIBLE MATCH
VALVE,CHECK
Possible match (shared part number)Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
Cross-Reference Index
Part NumberManufacturer
483-1/8B2-2 PRIMARY Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (USA)
Reference documents
ReferenceMeaning
9-1862-4 D/9 Drawing number reference only
U.S. Government activity
483-1/8B2-2 5/9 Secondary reference
U.S. Government activity
9-1862-4-4BRASS 5/9 Secondary reference
U.S. Government activity
Related Parts
4820-01-052-3974POSSIBLE MATCH
VALVE,CHECK
488-4D2-3
5360-01-095-3176POSSIBLE MATCH
SPRING,HELICAL,COMPRESSION
415-1000-0403
4820-01-196-1539POSSIBLE MATCH
DISK,VALVE
1-375-8-1
4820-01-224-2931POSSIBLE MATCH
VALVE,CHECK
488-8D27-100
4820-01-249-3750POSSIBLE MATCH
VALVE,CHECK
493-16SS2-2
4820-01-250-6448POSSIBLE MATCH
VALVE,CHECK
493-24SS28-40
4820-01-297-5033POSSIBLE MATCH
VALVE,CHECK
4820-01-438-7570POSSIBLE MATCH
VALVE,CHECK
493-24SS1-40
4820-01-479-4978POSSIBLE MATCH
VALVE,CHECK
493-10B22-2

Frequently Asked Questions

What is NSN 4820-01-028-4482?

NSN 4820-01-028-4482 is a Valve,check, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-028-4482?

NSN 4820-01-028-4482 has 1 manufacturer part number on file: 483-1/8B2-2 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division).

What NSN replaces 4820-01-028-4482?

9 possible matches (shared part number, not a government interchangeability claim): 4820-01-052-3974, 5360-01-095-3176, 4820-01-196-1539. Verify interchangeability with system specifications before substitution.

What are the specifications of 483-1/8B2-2?

Key specifications for 483-1/8B2-2: Flow Control Device: POPPET; Connection Style: PLAIN, OPTIONAL END (PIPE) ALL ENDS; Mounting Position: HORIZONTAL OR VERTICAL; Connection Type: THREADED INTERNAL PIPE ALL ENDS. 21 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-028-4482 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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