PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

R45Bearing,sleeve

Hatch & Kirk, Inc. · NSN 3120-00-661-8032 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-661-8032 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-661-8032. Primary manufacturer part number: R45.
Features
  • Bearing,sleeve — FSC 3120
  • Body Inside Diameter: 1.4995 INCHES MINIMUM AND 1.5005 INCHES MAXIMUM IN
  • Body Outside Diameter: 1.7190 INCHES MINIMUM AND 1.7195 INCHES MAXIMUM IN
  • Lubricant Accommodation Style: GROOVED CIRCULAR
  • Surface Groove Location and Quantity: 1 EXTERNAL
  • Antirotation/lubrication Type and Quantity: 4 HOLE
  • Material: COPPER ALLOY OVERALL
  • Corner Shape: SQUARE ALL CORNERS
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Copper Alloy Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-661-8032, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Hatch & Kirk, Inc.. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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
NSN3120-00-661-8032
Primary Part NumberR45
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerHatch & Kirk, Inc.
StatusCANCELLED
Body Inside Diameter1.4995 INCHES MINIMUM AND 1.5005 INCHES MAXIMUM IN
Body Outside Diameter1.7190 INCHES MINIMUM AND 1.7195 INCHES MAXIMUM IN
Lubricant Accommodation StyleGROOVED CIRCULAR
Surface Groove Location and Quantity1 EXTERNAL
Antirotation/lubrication Type and Quantity4 HOLE
MaterialCOPPER ALLOY OVERALL
Corner ShapeSQUARE ALL CORNERS
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
2920-00-294-3892 INTERCHANGEABLE
Spark Plug
4940-00-429-5795 INTERCHANGEABLE
Maintenance Platform
5945-00-500-6813410-0027-00 INTERCHANGEABLE
Relay,electromagnetic
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5945-00-552-4915972-1293-00 INTERCHANGEABLE
Relay,electromagnetic
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5950-00-735-5896R45 INTERCHANGEABLE
Transformer,power Autotransforme
Magnetika Inc
3990-01-213-1746R-45 INTERCHANGEABLE
Binder,load
Ratcliff Hoist Co
Cross-Reference Index
Part NumberManufacturer
R45 Lenard Packaging Co Inc the (USA)
R45 Berry-Hill Corp (USA)
R45 PRIMARY Hatch & Kirk, Inc. (USA)
Related Parts
2920-00-294-3892INTERCHANGEABLE
SPARK PLUG
4940-00-429-5795INTERCHANGEABLE
MAINTENANCE PLATFORM
5945-00-500-6813INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
410-0027-00
5945-00-552-4915INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
972-1293-00
5950-00-735-5896INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
R45
3990-01-213-1746INTERCHANGEABLE
BINDER,LOAD
R-45

Frequently Asked Questions

What is NSN 3120-00-661-8032?

NSN 3120-00-661-8032 is a Bearing,sleeve, manufactured by Hatch & Kirk, Inc., classified under FSC 3120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3120-00-661-8032?

NSN 3120-00-661-8032 has 3 cross-referenced part numbers: R45 (Lenard Packaging Co Inc the), R45 (Berry-Hill Corp), R45 (Hatch & Kirk, Inc.).

What NSN replaces 3120-00-661-8032?

There are 6 known substitutes for 3120-00-661-8032: 2920-00-294-3892, 4940-00-429-5795, 5945-00-500-6813 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of R45?

Key specifications for R45: Body Inside Diameter: 1.4995 INCHES MINIMUM AND 1.5005 INCHES MAXIMUM IN; Overall Length: 1.3070 INCHES MINIMUM AND 1.3170 INCHES MAXIMUM IN; Body Outside Diameter: 1.7190 INCHES MINIMUM AND 1.7195 INCHES MAXIMUM IN; Lubricant Accommodation Style: GROOVED CIRCULAR. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3120-00-661-8032 still in active supply?

NSN 3120-00-661-8032 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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