PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

73A-104-27AValve,ball

Aalberts Integrated Piping Systems Americas, Inc. · NSN 4820-01-103-4227 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-103-4227 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-103-4227. Primary manufacturer part number: 73A-104-27A.
Features
  • Valve,ball — FSC 4820
  • Material: STEEL COMP 316 STEM
  • Material Document and Classification: AISI 316 ASSN STD SINGLE MATERIAL RESPONSE STEM
  • Media for Which Designed: WATER-OIL-GAS SINGLE RESPONSE
  • Nominal Thread Size: 0.750 INCHES ALL ENDS IN
  • Operating Pressure: 2000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Style Designator: STRAIGHT THRU
  • Thread Series Designator: NPT ALL ENDS
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Comp 316 Stem construction
General Description

The Valve,ball, cataloged under National Stock Number 4820-01-103-4227, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Aalberts Integrated Piping Systems Americas, Inc.. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-01-103-4227
Primary Part Number73A-104-27A
Item NameValve,ball
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerAalberts Integrated Piping Systems Americas, Inc.
StatusCANCELLED
MaterialSTEEL COMP 316 STEM
Material Document and ClassificationAISI 316 ASSN STD SINGLE MATERIAL RESPONSE STEM
Media for Which DesignedWATER-OIL-GAS SINGLE RESPONSE
Nominal Thread Size0.750 INCHES ALL ENDS IN
Operating Pressure2000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Style DesignatorSTRAIGHT THRU
Thread Series DesignatorNPT ALL ENDS
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Valve Operation MethodMANUAL
MaterialSTEEL UNS J03002 BODY
Material Document and ClassificationAISI 316 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
Material Document and ClassificationASTM 216 GRADE WCB ASSN STD SINGLE MATERIAL RESPONSE BODY
Thread DirectionRIGHT-HAND ALL ENDS
Maximum Operating Temp160.0 FAHRENHEIT SINGLE RESPONSE DEGF
Connection StylePLAIN,OPTIONAL END(PIPE) ALL ENDS
MaterialSTEEL COMP 316 FLOW CONTROL DEVICE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5962-00-251-8878SMC750104 INTERCHANGEABLE
Microcircuit,digital
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
3040-00-803-469173104 INTERCHANGEABLE
Ring,piston
Kaydon Ring & Seal Inc Dba Skf Precision Technologies
6930-00-904-263073-104 INTERCHANGEABLE
Servo Valve
Moog Inc
5963-01-282-7118 INTERCHANGEABLE
Regulator,voltage
4820-01-419-79167310400 INTERCHANGEABLE
Cone,valve
Alfa Laval Inc
5331-01-711-045473104 INTERCHANGEABLE
O-Ring
Williams International Co., L.l.c.
Cross-Reference Index
Part NumberManufacturer
73A-104-01A Aalberts Integrated Piping Systems Americas, Inc. (USA)
73-104 Aalberts Integrated Piping Systems Americas, Inc. (USA)
S512882 Cnh Industrial America Llc Dba Cnh America (USA)
73A-104-27A PRIMARY Aalberts Integrated Piping Systems Americas, Inc. (USA)
73A-104-01 Aalberts Integrated Piping Systems Americas, Inc. (USA)
C-7000 3/4IN Watts Regulator Company (USA)
Related Parts
5962-00-251-8878INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
SMC750104
3040-00-803-4691INTERCHANGEABLE
RING,PISTON
73104
6930-00-904-2630INTERCHANGEABLE
SERVO VALVE
73-104
5963-01-282-7118INTERCHANGEABLE
REGULATOR,VOLTAGE
4820-01-419-7916INTERCHANGEABLE
CONE,VALVE
7310400
5331-01-711-0454INTERCHANGEABLE
O-RING
73104

Frequently Asked Questions

What is NSN 4820-01-103-4227?

NSN 4820-01-103-4227 is a Valve,ball, manufactured by Aalberts Integrated Piping Systems Americas, Inc., classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-01-103-4227?

NSN 4820-01-103-4227 has 6 cross-referenced part numbers: 73A-104-01A (Aalberts Integrated Piping Systems Americas, Inc.), 73-104 (Aalberts Integrated Piping Systems Americas, Inc.), S512882 (Cnh Industrial America Llc Dba Cnh America), 73A-104-27A (Aalberts Integrated Piping Systems Americas, Inc.), 73A-104-01 (Aalberts Integrated Piping Systems Americas, Inc.) and 1 more.

What NSN replaces 4820-01-103-4227?

There are 6 known substitutes for 4820-01-103-4227: 5962-00-251-8878, 3040-00-803-4691, 6930-00-904-2630 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 73A-104-27A?

Key specifications for 73A-104-27A: Material: STEEL COMP 316 STEM; Material Document and Classification: AISI 316 ASSN STD SINGLE MATERIAL RESPONSE STEM; Media for Which Designed: WATER-OIL-GAS SINGLE RESPONSE; Nominal Thread Size: 0.750 INCHES ALL ENDS IN. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-01-103-4227 still in active supply?

NSN 4820-01-103-4227 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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