PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3-09151Sleeve and Bearing

Rockford Powertrain Inc Div Powertrain Rockford, Inc. · NSN 2520-00-103-5621 · FSC 2520 · No Item Name Available
Verified by PartsTable
NSN 2520-00-103-5621 — this item is cataloged by the U.S. Government under National Stock Number 2520-00-103-5621. Primary manufacturer part number: 3-09151.
Features
  • Sleeve and Bearing — FSC 2520
  • General Characteristics Item Description: STEEL,CONSISTS OF 1 SLEEVE P/N CL4020 AND DT13197,1 BEARING P/N 2403460AND A2256-14,2.375 IN. O/A H IN
  • 2 verified cross-references
  • Primary manufacturer: Rockford Powertrain Inc Div Powertrain Rockford, Inc.
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Sleeve and Bearing, cataloged under National Stock Number 2520-00-103-5621, is classified within Federal Supply Class 2520 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Rockford Powertrain Inc Div Powertrain Rockford, Inc.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2520-00-103-5621
Primary Part Number3-09151
Item NameSleeve and Bearing
FSC / FSG2520 / 25 — No Item Name Available
ManufacturerRockford Powertrain Inc Div Powertrain Rockford, Inc.
StatusACTIVE
General Characteristics Item DescriptionSTEEL,CONSISTS OF 1 SLEEVE P/N CL4020 AND DT13197,1 BEARING P/N 2403460AND A2256-14,2.375 IN. O/A H IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
2840-00-622-6343211749 INTERCHANGEABLE
Elbow,front Bearing
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
5360-00-967-1414309151 INTERCHANGEABLE
Spring,helical,compression
Pdi Ground Support Systems, Inc.
4933-01-033-6850309151 INTERCHANGEABLE
Belting Machine
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5860-01-061-3993309151 INTERCHANGEABLE
Target Designator S
Northrop Grumman Corp Electronic Systems Defensive System Div
4720-01-165-1439309151 INTERCHANGEABLE
Hose Assembly,nonmetallic
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
Cross-Reference Index
Part NumberManufacturer
UCL4020-8 Rockford Powertrain Inc Div Powertrain Rockford, Inc. (USA)
3-09151 PRIMARY Rockford Powertrain Inc Div Powertrain Rockford, Inc. (USA)
Related Parts
2840-00-622-6343INTERCHANGEABLE
ELBOW,FRONT BEARING
211749
5360-00-967-1414INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
309151
4933-01-033-6850INTERCHANGEABLE
BELTING MACHINE
309151
5860-01-061-3993INTERCHANGEABLE
TARGET DESIGNATOR S
309151
4720-01-165-1439INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
309151

Frequently Asked Questions

What is NSN 2520-00-103-5621?

NSN 2520-00-103-5621 is a Sleeve and Bearing, manufactured by Rockford Powertrain Inc Div Powertrain Rockford, Inc., classified under FSC 2520 (No Item Name Available). Status: active.

What are the part numbers for NSN 2520-00-103-5621?

NSN 2520-00-103-5621 has 2 cross-referenced part numbers: UCL4020-8 (Rockford Powertrain Inc Div Powertrain Rockford, Inc.), 3-09151 (Rockford Powertrain Inc Div Powertrain Rockford, Inc.).

What NSN replaces 2520-00-103-5621?

There are 5 known substitutes for 2520-00-103-5621: 2840-00-622-6343, 5360-00-967-1414, 4933-01-033-6850 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3-09151?

Key specifications for 3-09151: General Characteristics Item Description: STEEL,CONSISTS OF 1 SLEEVE P/N CL4020 AND DT13197,1 BEARING P/N 2403460AND A2256-14,2.375 IN. O/A H IN. 1 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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