PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

250138Bearing,sleeve

Microwave Power Products, Inc. Div Microwave Power Products Division · NSN 3120-01-011-7522 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-011-7522 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-011-7522. Primary manufacturer part number: 250138.
Features
  • Bearing,sleeve — FSC 3120
  • Material: COPPER ALLOY OVERALL
  • Body Inside Diameter: 0.3440 INCHES NOMINAL IN
  • Body Outside Diameter: 0.3750 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Microwave Power Products, Inc. Div Microwave Power Products Division
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 3120-01-011-7522, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Microwave Power Products, Inc. Div Microwave Power Products Division. Government technical data includes 3 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-01-011-7522
Primary Part Number250138
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerMicrowave Power Products, Inc. Div Microwave Power Products Division
StatusACTIVE
MaterialCOPPER ALLOY OVERALL
Body Inside Diameter0.3440 INCHES NOMINAL IN
Body Outside Diameter0.3750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6240-00-914-5578 INTERCHANGEABLE
Lamp,incandescent
5360-01-333-2667 INTERCHANGEABLE
Spring,helical,compression
Cross-Reference Index
Part NumberManufacturer
250138 PRIMARY Microwave Power Products, Inc. Div Microwave Power Products Division (USA)
Related Parts
6240-00-914-5578INTERCHANGEABLE
LAMP,INCANDESCENT
5360-01-333-2667INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION

Frequently Asked Questions

What is NSN 3120-01-011-7522?

NSN 3120-01-011-7522 is a Bearing,sleeve, manufactured by Microwave Power Products, Inc. Div Microwave Power Products Division, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-011-7522?

NSN 3120-01-011-7522 has 1 cross-referenced part number: 250138 (Microwave Power Products, Inc. Div Microwave Power Products Division).

What NSN replaces 3120-01-011-7522?

There are 2 known substitutes for 3120-01-011-7522: 6240-00-914-5578, 5360-01-333-2667. Verify interchangeability with system specifications before substitution.

What are the specifications of 250138?

Key specifications for 250138: Material: COPPER ALLOY OVERALL; Body Inside Diameter: 0.3440 INCHES NOMINAL IN; Body Outside Diameter: 0.3750 INCHES NOMINAL IN; Overall Length: 0.5310 INCHES NOMINAL IN. 4 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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