PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20-225Ring Proving

Morehouse Instrument Company Dba Morehouse Instrument Co Inc · NSN 5280-01-420-9030 · FSC 5280 · No Item Name Available
Verified by PartsTable
NSN 5280-01-420-9030 — this item is cataloged by the U.S. Government under National Stock Number 5280-01-420-9030. Primary manufacturer part number: 20-225.
Features
  • Ring Proving — FSC 5280
  • General Characteristics Item Description: 30000 LB CAPACITY LBS
  • 1 verified cross-reference
  • Primary manufacturer: Morehouse Instrument Company Dba Morehouse Instrument Co Inc
Applications
  • Quality assurance and inspection
  • Precision measurement and calibration
  • Laboratory and test equipment
General Description

The Ring Proving, cataloged under National Stock Number 5280-01-420-9030, is classified within Federal Supply Class 5280 (No Item Name Available) of the Measuring Tools group. The primary manufacturer of record is Morehouse Instrument Company Dba Morehouse Instrument Co Inc. Government technical data includes 1 verified specification, 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
NSN5280-01-420-9030
Primary Part Number20-225
Item NameRing Proving
FSC / FSG5280 / 52 — No Item Name Available
ManufacturerMorehouse Instrument Company Dba Morehouse Instrument Co Inc
StatusACTIVE
General Characteristics Item Description30000 LB CAPACITY LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-086-7369517789 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
4310-01-073-904020225 INTERCHANGEABLE
Valve,reed
American Bristol Industries Inc.
4820-01-128-9218A10067.002.116 INTERCHANGEABLE
Gland,relief Valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-131-3203B10142-001-119 INTERCHANGEABLE
Guide,valve Stem
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
3020-01-144-9325 INTERCHANGEABLE
Pulley,groove
3040-01-230-908120225 INTERCHANGEABLE
Connecting Link,rigid
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5310-01-248-767720225 INTERCHANGEABLE
Nut,plain,hexagon
Pneudraulics, Inc.
5985-01-264-7917TRM-2022-M0-005-07 INTERCHANGEABLE
Dummy Load,electrical
Cinch Connectivity Solutions Inc
5120-01-399-8782 INTERCHANGEABLE
Wrench,open End
5305-01-470-0443A11204.002.107 INTERCHANGEABLE
Setscrew
Anderson Greenwood Lp Dba Anderson Greenwood Crosby
Cross-Reference Index
Part NumberManufacturer
20-225 PRIMARY Morehouse Instrument Company Dba Morehouse Instrument Co Inc (USA)
Related Parts
5330-00-086-7369INTERCHANGEABLE
SEAL,PLAIN ENCASED
517789
4310-01-073-9040INTERCHANGEABLE
VALVE,REED
20225
4820-01-128-9218INTERCHANGEABLE
GLAND,RELIEF VALVE
A10067.002.116
4820-01-131-3203INTERCHANGEABLE
GUIDE,VALVE STEM
B10142-001-119
3020-01-144-9325INTERCHANGEABLE
PULLEY,GROOVE
3040-01-230-9081INTERCHANGEABLE
CONNECTING LINK,RIGID
20225
5310-01-248-7677INTERCHANGEABLE
NUT,PLAIN,HEXAGON
20225
5985-01-264-7917INTERCHANGEABLE
DUMMY LOAD,ELECTRICAL
TRM-2022-M0-005-07
5120-01-399-8782INTERCHANGEABLE
WRENCH,OPEN END
5305-01-470-0443INTERCHANGEABLE
SETSCREW
A11204.002.107
4730-01-470-1426INTERCHANGEABLE
NOZZLE,DISTRIBUTION,WATER
20225-2
4820-01-470-5106INTERCHANGEABLE
DISK,VALVE
10338001103

Frequently Asked Questions

What is NSN 5280-01-420-9030?

NSN 5280-01-420-9030 is a Ring Proving, manufactured by Morehouse Instrument Company Dba Morehouse Instrument Co Inc, classified under FSC 5280 (No Item Name Available). Status: active.

What are the part numbers for NSN 5280-01-420-9030?

NSN 5280-01-420-9030 has 1 cross-referenced part number: 20-225 (Morehouse Instrument Company Dba Morehouse Instrument Co Inc).

What NSN replaces 5280-01-420-9030?

There are 12 known substitutes for 5280-01-420-9030: 5330-00-086-7369, 4310-01-073-9040, 4820-01-128-9218 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20-225?

Key specifications for 20-225: General Characteristics Item Description: 30000 LB CAPACITY LBS. 1 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