NSN 4820-00-974-3928 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-974-3928. Manufacturer of record part number: 25300-4.
Connection Style: PLAIN, OPTIONAL END (PIPE) ALL ENDS
Mounting Position: HORIZONTAL OR VERTICAL
Connection Type: THREADED INTERNAL PIPE ALL ENDS
Style Designator: ANGLE
Operating Pressure: 5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Thread Direction: RIGHT-HAND ALL ENDS
Identification
NSN: 4820-00-974-3928
NIIN: 009743928
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 25300-4
Manufacturer: Danfoss Fluid Power Inc Easley Opn
General Description
The Valve,check, cataloged under National Stock Number 4820-00-974-3928, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Danfoss Fluid Power Inc Easley Opn. Government technical data includes 12 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-00-974-3928
Primary Part Number
25300-4
Item Name
Valve,check
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Danfoss Fluid Power Inc Easley Opn
Status
ACTIVE
Flow Control Device
DISK
Connection Style
PLAIN, OPTIONAL END (PIPE) ALL ENDS
Mounting Position
HORIZONTAL OR VERTICAL
Connection Type
THREADED INTERNAL PIPE ALL ENDS
Style Designator
ANGLE
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 4820-00-974-3928?
NSN 4820-00-974-3928 is a Valve,check, manufactured by Danfoss Fluid Power Inc Easley Opn, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-00-974-3928?
NSN 4820-00-974-3928 has 2 manufacturer part numbers on file: 25300-4 (Danfoss Fluid Power Inc Easley Opn), 4K13-4S (Danfoss Fluid Power Inc Easley Opn).
What are the specifications of 25300-4?
Key specifications for 25300-4: Flow Control Device: DISK; Connection Style: PLAIN, OPTIONAL END (PIPE) ALL ENDS; Mounting Position: HORIZONTAL OR VERTICAL; Connection Type: THREADED INTERNAL PIPE ALL ENDS. 12 specifications are documented in the U.S. Government catalog.
Is NSN 4820-00-974-3928 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.