PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10165Valve,check

Dover Corp Groen Div · NSN 4820-00-559-1627 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-559-1627 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-559-1627. Primary manufacturer part number: 10165.
Features
  • Valve,check — FSC 4820
  • Thread Series Designator: NPT ALL ENDS
  • Flow Control Device: DISK
  • Mounting Position: HORIZONTAL OR VERTICAL
  • Thread Direction: RIGHT-HAND ALL ENDS
  • Connection Type: THREADED INTERNAL PIPE ALL ENDS
  • Connection Style: PLAIN, OPTIONAL END (PIPE) ALL ENDS
  • Nominal Thread Size: 0.500 INCHES ALL ENDS IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Overall construction
General Description

The Valve,check, cataloged under National Stock Number 4820-00-559-1627, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Dover Corp Groen Div. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-559-1627
Primary Part Number10165
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerDover Corp Groen Div
StatusACTIVE
Thread Series DesignatorNPT ALL ENDS
Flow Control DeviceDISK
Mounting PositionHORIZONTAL OR VERTICAL
Thread DirectionRIGHT-HAND ALL ENDS
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Connection StylePLAIN, OPTIONAL END (PIPE) ALL ENDS
Nominal Thread Size0.500 INCHES ALL ENDS IN
Style DesignatorSTRAIGHT THRU
Valve Operation MethodAUTOMATIC
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4320-00-065-0170382303-00 INTERCHANGEABLE
Sleeve,shaft,pump
Curtiss-Wright Electro-Mechanical Corporation Div Epd
3110-00-100-4175495-493 INTERCHANGEABLE
Bearing,roller,tapered
The Timken Corporation
6515-00-179-51081827E018 INTERCHANGEABLE
Filtering Disk,fluid
J & H Berge, Inc. Dba Lab Mart, the Div the Labmart
3110-00-198-1379HH923610HH923649 INTERCHANGEABLE
Bearing,roller,tapered
The Timken Corporation
4920-00-366-55861016-5 INTERCHANGEABLE
Support
Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc
5305-00-660-2935 INTERCHANGEABLE
Screw,machine
5950-00-717-119510165 INTERCHANGEABLE
Transformer,power
Power Paragon, Inc. Dba Power Magnetics Div Power Magnetics
5915-00-885-033510165 INTERCHANGEABLE
Filter,low Pass
Milwaukee Electronics Corporation Dba Mec Midwest Div Milwaukee Electronics
5961-00-935-0129 INTERCHANGEABLE
Semiconductor Device,diode
5342-01-113-9639 INTERCHANGEABLE
Caster
Cross-Reference Index
Part NumberManufacturer
10165 PRIMARY Dover Corp Groen Div (USA)
Related Parts
4320-00-065-0170INTERCHANGEABLE
SLEEVE,SHAFT,PUMP
382303-00
3110-00-100-4175INTERCHANGEABLE
BEARING,ROLLER,TAPERED
495-493
6515-00-179-5108INTERCHANGEABLE
FILTERING DISK,FLUID
1827E018
3110-00-198-1379INTERCHANGEABLE
BEARING,ROLLER,TAPERED
HH923610HH923649
4920-00-366-5586INTERCHANGEABLE
SUPPORT
1016-5
5305-00-660-2935INTERCHANGEABLE
SCREW,MACHINE
5950-00-717-1195INTERCHANGEABLE
TRANSFORMER,POWER
10165
5915-00-885-0335INTERCHANGEABLE
FILTER,LOW PASS
10165
5961-00-935-0129INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5342-01-113-9639INTERCHANGEABLE
CASTER
3120-01-191-7177INTERCHANGEABLE
BEARING,PLAIN,ROD END
2930-01-241-2571INTERCHANGEABLE
RADIATOR,ENGINE COOLANT
10165

Frequently Asked Questions

What is NSN 4820-00-559-1627?

NSN 4820-00-559-1627 is a Valve,check, manufactured by Dover Corp Groen Div, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-559-1627?

NSN 4820-00-559-1627 has 1 cross-referenced part number: 10165 (Dover Corp Groen Div).

What NSN replaces 4820-00-559-1627?

There are 12 known substitutes for 4820-00-559-1627: 4320-00-065-0170, 3110-00-100-4175, 6515-00-179-5108 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10165?

Key specifications for 10165: Thread Series Designator: NPT ALL ENDS; Flow Control Device: DISK; Mounting Position: HORIZONTAL OR VERTICAL; Thread Direction: RIGHT-HAND ALL ENDS. 10 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com