PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9991M76P02Bearing,plain,self-Aligning

Sargent Aerospace & Defense, Llc Dba Kahr Bearings · NSN 3120-01-428-4490 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-428-4490 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-428-4490. Primary manufacturer part number: 9991M76P02.
Features
  • Bearing,plain,self-Aligning — FSC 3120
  • Style Designator: WITHOUT INSERT OR LINER
  • Inner Member Width: 0.2760 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM IN
  • Outer Member Outside Diameter: 0.5935 INCHES MINIMUM AND 0.5940 INCHES MAXIMUM IN
  • Outer Member Width: 0.1600 INCHES MINIMUM AND 0.1700 INCHES MAXIMUM IN
  • Bore Diameter: 0.2620 INCHES MINIMUM AND 0.2626 INCHES MAXIMUM IN
  • 12 verified cross-references
  • Primary manufacturer: Sargent Aerospace & Defense, Llc Dba Kahr Bearings
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing,plain,self-Aligning, cataloged under National Stock Number 3120-01-428-4490, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Sargent Aerospace & Defense, Llc Dba Kahr Bearings. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 4 manufacturers, 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
NSN3120-01-428-4490
Primary Part Number9991M76P02
Item NameBearing,plain,self-Aligning
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerSargent Aerospace & Defense, Llc Dba Kahr Bearings
StatusACTIVE
Style DesignatorWITHOUT INSERT OR LINER
Inner Member Width0.2760 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM IN
Outer Member Outside Diameter0.5935 INCHES MINIMUM AND 0.5940 INCHES MAXIMUM IN
Outer Member Width0.1600 INCHES MINIMUM AND 0.1700 INCHES MAXIMUM IN
Bore Diameter0.2620 INCHES MINIMUM AND 0.2626 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
2540-00-317-972051443 INTERCHANGEABLE
Motor,windshield Wiper,vacuum
Trico Products Corporation
Cross-Reference Index
Part NumberManufacturer
9991M76P02 PRIMARY Sargent Aerospace & Defense, Llc Dba Kahr Bearings (USA)
9991M76P02 PRIMARY General Electric Company (USA)
9991M76P01 PRIMARY General Electric Company (USA)
KSB4-43 Sargent Aerospace & Defense, Llc Dba Kahr Bearings (USA)
EA52738 Rbc Aircraft Products, Inc. (USA)
KSB4-44 Sargent Aerospace & Defense, Llc Dba Kahr Bearings (USA)
EA52738 Timken Aerospace, Inc Dba Torrington Product (USA)
9991M76P01 Timken Aerospace, Inc Dba Torrington Product (USA)
9991M76 General Electric Company (USA)
9991M76P03 PRIMARY Sargent Aerospace & Defense, Llc Dba Kahr Bearings (USA)
9991M76P03 PRIMARY General Electric Company (USA)
9991M76P01 PRIMARY Rbc Aircraft Products, Inc. (USA)
Related Parts
2540-00-317-9720INTERCHANGEABLE
MOTOR,WINDSHIELD WIPER,VACUUM
51443

Frequently Asked Questions

What is NSN 3120-01-428-4490?

NSN 3120-01-428-4490 is a Bearing,plain,self-Aligning, manufactured by Sargent Aerospace & Defense, Llc Dba Kahr Bearings, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-428-4490?

NSN 3120-01-428-4490 has 12 cross-referenced part numbers: 9991M76P02 (Sargent Aerospace & Defense, Llc Dba Kahr Bearings), 9991M76P02 (General Electric Company), 9991M76P01 (General Electric Company), KSB4-43 (Sargent Aerospace & Defense, Llc Dba Kahr Bearings), EA52738 (Rbc Aircraft Products, Inc.) and 7 more.

What NSN replaces 3120-01-428-4490?

There is 1 known substitute for 3120-01-428-4490: 2540-00-317-9720. Verify interchangeability with system specifications before substitution.

What are the specifications of 9991M76P02?

Key specifications for 9991M76P02: End Item Identification: 2J-F101-4; Style Designator: WITHOUT INSERT OR LINER; Inner Member Width: 0.2760 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM IN; Outer Member Outside Diameter: 0.5935 INCHES MINIMUM AND 0.5940 INCHES MAXIMUM IN. 6 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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