NSN 4820-01-528-3398 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-528-3398. Manufacturer of record part number: R902400544.
Manufacturer of record: Bosch Rexroth Corporation Div Industrial Hydraulics
Identification
NSN: 4820-01-528-3398
NIIN: 015283398
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: R902400544
Manufacturer: Bosch Rexroth Corporation Div Industrial Hydraulics
General Description
The Ball,check, cataloged under National Stock Number 4820-01-528-3398, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Bosch Rexroth Corporation Div Industrial Hydraulics. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
4820-01-528-3398
Primary Part Number
R902400544
Item Name
Ball,check
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Bosch Rexroth Corporation Div Industrial Hydraulics
Bosch Rexroth Corporation Div Industrial Hydraulics (USA)
Reference documents
Reference
Meaning
02400544
5/9Secondary reference
Bosch Rexroth Corporation Div Industrial Hydraulics
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 4820-01-528-3398?
NSN 4820-01-528-3398 is a Ball,check, manufactured by Bosch Rexroth Corporation Div Industrial Hydraulics, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-528-3398?
NSN 4820-01-528-3398 has 1 manufacturer part number on file: R902400544 (Bosch Rexroth Corporation Div Industrial Hydraulics).
What are the specifications of R902400544?
Key specifications for R902400544: Part Name Assigned by Controlling Agency: RETAINING BALL; End Item Identification: 4320-01-523-2684; PUMP, AXIAL PISTONS. 0 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-528-3398 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.