Dresser Industries Inc Leroi Div · NSN 3120-00-371-6389 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-371-6389 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-371-6389. Primary manufacturer part number: 21-227.
3120-00-371-6389 — No Item Name Available illustration
Features
Bearing,sleeve — FSC 3120
Material: TIN ALLOY INNER LAYER
Material: STEEL OUTER LAYER
Corner Shape: SQUARE ALL CORNERS
Body Inside Diameter: 2.5425 INCHES MINIMUM AND 2.5625 INCHES MAXIMUM IN
Antirotation/lubrication Type and Quantity: 2 SLOT
Body Outside Diameter: 2.6150 INCHES MINIMUM AND 2.6350 INCHES MAXIMUM IN
Style Designator: SEGMENTED, PLAIN, NO OUTSIDE FLANGES
Applications
Rotating machinery support and alignment
Shaft load distribution
Precision spindle assemblies
Applications requiring Tin Alloy Inner Layer construction
General Description
The Bearing,sleeve, cataloged under National Stock Number 3120-00-371-6389, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Dresser Industries Inc Leroi Div. Government technical data includes 7 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3120-00-371-6389
Primary Part Number
21-227
Item Name
Bearing,sleeve
FSC / FSG
3120 / 31 — No Item Name Available
Manufacturer
Dresser Industries Inc Leroi Div
Status
ACTIVE
Material
TIN ALLOY INNER LAYER
Material
STEEL OUTER LAYER
Corner Shape
SQUARE ALL CORNERS
Body Inside Diameter
2.5425 INCHES MINIMUM AND 2.5625 INCHES MAXIMUM IN
Antirotation/lubrication Type and Quantity
2 SLOT
Body Outside Diameter
2.6150 INCHES MINIMUM AND 2.6350 INCHES MAXIMUM IN
NSN 3120-00-371-6389 is a Bearing,sleeve, manufactured by Dresser Industries Inc Leroi Div, classified under FSC 3120 (No Item Name Available). Status: active.
What are the part numbers for NSN 3120-00-371-6389?
NSN 3120-00-371-6389 has 1 cross-referenced part number: 21-227 (Dresser Industries Inc Leroi Div).
What NSN replaces 3120-00-371-6389?
There are 9 known substitutes for 3120-00-371-6389: 5940-00-502-1455, 5935-00-905-8166, 5935-00-905-8169 and 6 more. Verify interchangeability with system specifications before substitution.
What are the specifications of 21-227?
Key specifications for 21-227: Material: TIN ALLOY INNER LAYER; Material: STEEL OUTER LAYER; Corner Shape: SQUARE ALL CORNERS; Body Inside Diameter: 2.5425 INCHES MINIMUM AND 2.5625 INCHES MAXIMUM IN. 8 total characteristics are documented in the Federal Logistics Information System.
✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.