PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MI-1-2Ring,lantern

Motion Industries, Inc. Div Corpus Christi · NSN 4320-01-529-2081 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-529-2081 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-529-2081. Primary manufacturer part number: MI-1-2.
Features
  • Ring,lantern — FSC 4320
  • Height: 0.157 INCHES MINIMUM AND 0.158 INCHES MAXIMUM IN
  • Material: ALUMINUM ALLOY OVERALL
  • Material Document and Classification: MI-1-2 MFR REF ALL MATERIAL RESPONSES OVERALL
  • Outside Diameter: 9.385 INCHES MINIMUM AND 9.389 INCHES MAXIMUM IN
  • Inside Diameter: 8.740 INCHES MINIMUM AND 8.742 INCHES MAXIMUM IN
  • 1 verified cross-reference
  • Primary manufacturer: Motion Industries, Inc. Div Corpus Christi
Applications
  • Applications requiring Aluminum Alloy Overall construction
General Description

The Ring,lantern, cataloged under National Stock Number 4320-01-529-2081, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Motion Industries, Inc. Div Corpus Christi. Government technical data includes 5 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-529-2081
Primary Part NumberMI-1-2
Item NameRing,lantern
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerMotion Industries, Inc. Div Corpus Christi
StatusACTIVE
Height0.157 INCHES MINIMUM AND 0.158 INCHES MAXIMUM IN
MaterialALUMINUM ALLOY OVERALL
Material Document and ClassificationMI-1-2 MFR REF ALL MATERIAL RESPONSES OVERALL
Outside Diameter9.385 INCHES MINIMUM AND 9.389 INCHES MAXIMUM IN
Inside Diameter8.740 INCHES MINIMUM AND 8.742 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3110-00-156-8446IR121616 INTERCHANGEABLE
Ring,bearing,inner
Timken Aerospace, Inc Dba Torrington Product
Cross-Reference Index
Part NumberManufacturer
MI-1-2 PRIMARY Motion Industries, Inc. Div Corpus Christi (USA)
Related Parts
3110-00-156-8446INTERCHANGEABLE
RING,BEARING,INNER
IR121616

Frequently Asked Questions

What is NSN 4320-01-529-2081?

NSN 4320-01-529-2081 is a Ring,lantern, manufactured by Motion Industries, Inc. Div Corpus Christi, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-529-2081?

NSN 4320-01-529-2081 has 1 cross-referenced part number: MI-1-2 (Motion Industries, Inc. Div Corpus Christi).

What NSN replaces 4320-01-529-2081?

There is 1 known substitute for 4320-01-529-2081: 3110-00-156-8446. Verify interchangeability with system specifications before substitution.

What are the specifications of MI-1-2?

Key specifications for MI-1-2: Height: 0.157 INCHES MINIMUM AND 0.158 INCHES MAXIMUM IN; Material: ALUMINUM ALLOY OVERALL; Material Document and Classification: MI-1-2 MFR REF ALL MATERIAL RESPONSES OVERALL; End Item Identification: S/A MHC-161.OD. 7 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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