PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

X77805 PIECE 11Valve,check

Ge Steam Power Inc Dba Ge Steam Power, Inc Div General Electric · NSN 4820-01-228-1573 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-228-1573 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-228-1573. Primary manufacturer part number: X77805 PIECE 11.
Features
  • Valve,check — FSC 4820
  • 3 verified cross-references
  • Primary manufacturer: Ge Steam Power Inc Dba Ge Steam Power, Inc Div General Electric
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-01-228-1573, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Ge Steam Power Inc Dba Ge Steam Power, Inc Div General Electric. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve,check
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersGe Steam Power Inc Dba Ge Steam Power, Inc Div General Electric (CAGE 11440); Robert H Wager Co Inc (CAGE 79128)
Technical Specifications
ParameterValue
NSN4820-01-228-1573
Primary Part NumberX77805 PIECE 11
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerGe Steam Power Inc Dba Ge Steam Power, Inc Div General Electric
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5360-00-051-5202L5B INTERCHANGEABLE
Spring,helical,extension
Ingersoll-Rand Co Material Handling Div
6220-00-172-373729A32-457R INTERCHANGEABLE
Stop Light-Taillight,vehicular
Trailmobile Inc Sub of the Pullman Co
5330-00-374-18051352 INTERCHANGEABLE
Gasket Set
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
5910-00-498-5574TVLU2900 INTERCHANGEABLE
Capacitor,fixed,electrolytic
Sprague Electric Co World Hqs
5940-00-583-1070135-2 INTERCHANGEABLE
Terminal,lug
Zierick Mfg Corp
5310-00-891-1798 INTERCHANGEABLE
Nut,plain,hexagon
5960-00-995-25542493463 INTERCHANGEABLE
Electron Tube
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
4320-01-121-6246256616-07 INTERCHANGEABLE
Sleeve,shaft,pump
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5930-01-122-09992939112-1 INTERCHANGEABLE
Switch,pressure
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5305-01-467-03641352 INTERCHANGEABLE
Screw,cap,socket Head
DP Manufacturing Inc.
Cross-Reference Index
Part NumberManufacturer
284844 Ge Steam Power Inc Dba Ge Steam Power, Inc Div General Electric (USA)
X77805 PIECE 11 PRIMARY Ge Steam Power Inc Dba Ge Steam Power, Inc Div General Electric (USA)
1352 Robert H Wager Co Inc (USA)
Related Parts
5360-00-051-5202INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
L5B
6220-00-172-3737INTERCHANGEABLE
STOP LIGHT-TAILLIGHT,VEHICULAR
29A32-457R
5330-00-374-1805INTERCHANGEABLE
GASKET SET
1352
5910-00-498-5574INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
TVLU2900
5940-00-583-1070INTERCHANGEABLE
TERMINAL,LUG
135-2
5310-00-891-1798INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5960-00-995-2554INTERCHANGEABLE
ELECTRON TUBE
2493463
4320-01-121-6246INTERCHANGEABLE
SLEEVE,SHAFT,PUMP
256616-07
5930-01-122-0999INTERCHANGEABLE
SWITCH,PRESSURE
2939112-1
5305-01-467-0364INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
1352
6515-01-552-7053INTERCHANGEABLE
FORCEP,BIOPOLAR BAYONET
S20505D
3120-01-571-4518INTERCHANGEABLE
BEARING,SLEEVE
1352

Frequently Asked Questions

What is NSN 4820-01-228-1573?

NSN 4820-01-228-1573 is a Valve,check, manufactured by Ge Steam Power Inc Dba Ge Steam Power, Inc Div General Electric, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-228-1573?

NSN 4820-01-228-1573 has 3 cross-referenced part numbers: 284844 (Ge Steam Power Inc Dba Ge Steam Power, Inc Div General Electric), X77805 PIECE 11 (Ge Steam Power Inc Dba Ge Steam Power, Inc Div General Electric), 1352 (Robert H Wager Co Inc).

What NSN replaces 4820-01-228-1573?

There are 12 known substitutes for 4820-01-228-1573: 5360-00-051-5202, 6220-00-172-3737, 5330-00-374-1805 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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