PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

80103Protective Ring,valve

William Powell Company, the Dba Powell Valve Div the Starflo Corporation · NSN 4820-01-210-5825 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-210-5825 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-210-5825. Primary manufacturer part number: 80103.
Features
  • Protective Ring,valve — FSC 4820
  • General Characteristics Item Description: CRES; OVERSIZED; 7.859 IN. OD; 6.938 IN. ID; 0.312 IN. THK IN
  • 4 verified cross-references
  • Primary manufacturer: William Powell Company, the Dba Powell Valve Div the Starflo Corporation
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Protective Ring,valve, cataloged under National Stock Number 4820-01-210-5825, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is William Powell Company, the Dba Powell Valve Div the Starflo Corporation. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-210-5825
Primary Part Number80103
Item NameProtective Ring,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerWilliam Powell Company, the Dba Powell Valve Div the Starflo Corporation
StatusACTIVE
General Characteristics Item DescriptionCRES; OVERSIZED; 7.859 IN. OD; 6.938 IN. ID; 0.312 IN. THK IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5962-00-454-74644017391-0701 INTERCHANGEABLE
Microcircuit,linear
Raytheon Company Dba Raytheon Co
5310-00-731-356421FK632 INTERCHANGEABLE
Nut,self-Locking,hexagon
Sps Technologies, Llc Dba PB Fasteners
6220-00-736-77477367747 INTERCHANGEABLE
Light
U S Army Tank Automotive Command Amsta-Im-Mm
3120-00-972-8455 INTERCHANGEABLE
Bushing,sleeve
5325-01-260-3090 INTERCHANGEABLE
Fastener
5310-01-311-936180103 INTERCHANGEABLE
Washer,flat
Tractech Inc
9150-01-331-6975616 INTERCHANGEABLE
Lubricant,solid Film
A W Chesterton Co Div Sealing Device Division
5998-01-421-244180103 INTERCHANGEABLE
Printed Circuit Board
Dynatron Systems Corporation
6625-01-459-1982 INTERCHANGEABLE
Ammeter
8030-01-553-468480103 16OZ INTERCHANGEABLE
Corrosion Preventive Compound
U.s. Corrosion Technologies a Relianse Global Company Llc Dba Corrosion Technologies Div Corrosion Technologies
Cross-Reference Index
Part NumberManufacturer
80103 PRIMARY William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA)
80092 William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA)
C-056166 ITEM 21 PRIMARY William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA)
056166 William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA)
Related Parts
5962-00-454-7464INTERCHANGEABLE
MICROCIRCUIT,LINEAR
4017391-0701
5310-00-731-3564INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
21FK632
6220-00-736-7747INTERCHANGEABLE
LIGHT
7367747
3120-00-972-8455INTERCHANGEABLE
BUSHING,SLEEVE
5325-01-260-3090INTERCHANGEABLE
FASTENER
5310-01-311-9361INTERCHANGEABLE
WASHER,FLAT
80103
9150-01-331-6975INTERCHANGEABLE
LUBRICANT,SOLID FILM
616
5998-01-421-2441INTERCHANGEABLE
PRINTED CIRCUIT BOARD
80103
6625-01-459-1982INTERCHANGEABLE
AMMETER
8030-01-553-4684INTERCHANGEABLE
CORROSION PREVENTIVE COMPOUND
80103 16OZ
6640-01-727-5049INTERCHANGEABLE
TRAY,SAMPLE,AUTOMATED ANALYSIS
80092

Frequently Asked Questions

What is NSN 4820-01-210-5825?

NSN 4820-01-210-5825 is a Protective Ring,valve, manufactured by William Powell Company, the Dba Powell Valve Div the Starflo Corporation, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-210-5825?

NSN 4820-01-210-5825 has 4 cross-referenced part numbers: 80103 (William Powell Company, the Dba Powell Valve Div the Starflo Corporation), 80092 (William Powell Company, the Dba Powell Valve Div the Starflo Corporation), C-056166 ITEM 21 (William Powell Company, the Dba Powell Valve Div the Starflo Corporation), 056166 (William Powell Company, the Dba Powell Valve Div the Starflo Corporation).

What NSN replaces 4820-01-210-5825?

There are 11 known substitutes for 4820-01-210-5825: 5962-00-454-7464, 5310-00-731-3564, 6220-00-736-7747 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 80103?

Key specifications for 80103: General Characteristics Item Description: CRES; OVERSIZED; 7.859 IN. OD; 6.938 IN. ID; 0.312 IN. THK IN. 1 total characteristics are documented in the Federal Logistics Information System.

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