PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12252Bearing,sleeve

Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc · NSN 3120-01-392-2045 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-392-2045 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-392-2045. Primary manufacturer part number: 12252.
Features
  • Bearing,sleeve — FSC 3120
  • 3 verified cross-references
  • Primary manufacturer: Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-01-392-2045, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameBearing,sleeve
FSC / FSG3120 — No Item Name Available (FSG 31)
ManufacturersMeggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc (CAGE 62228); Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc. (CAGE 58163); Howden Fluid Systems (CAGE 33654)
Technical Specifications
ParameterValue
NSN3120-01-392-2045
Primary Part Number12252
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerMeggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5133-00-189-9297 INTERCHANGEABLE
Drill,twist
5133-00-228-1350 INTERCHANGEABLE
Drill,twist
6115-00-371-5266D105822 INTERCHANGEABLE
Winding,rotor
Electric Machinery Dresser Industries Inc
2510-00-679-45197092048 INTERCHANGEABLE
Shock Absorber,direct Action
U S Army Tank Automotive Command Amsta-Im-Mm
5930-00-841-3398NA5-7688B INTERCHANGEABLE
Switch,pressure
The Boeing Company Div Legacy Am&m
3020-01-150-93121225-2 INTERCHANGEABLE
Link,roller Chain
Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations
5945-01-177-8906 INTERCHANGEABLE
Relay,electromagnetic
3455-01-203-272812252 INTERCHANGEABLE
Trepanning Tool,machine
Hougen Manufacturing, Inc
3950-01-225-149012252 INTERCHANGEABLE
Toggle,brake
Lake Shore Systems, Inc.
3990-01-351-680712252 INTERCHANGEABLE
Roller Unit,rail Type
DP Manufacturing Inc.
Cross-Reference Index
Part NumberManufacturer
12252 Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc (USA)
12252 Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc. (USA)
12252 Howden Fluid Systems (USA)
Related Parts
5133-00-189-9297INTERCHANGEABLE
DRILL,TWIST
5133-00-228-1350INTERCHANGEABLE
DRILL,TWIST
6115-00-371-5266INTERCHANGEABLE
WINDING,ROTOR
D105822
2510-00-679-4519INTERCHANGEABLE
SHOCK ABSORBER,DIRECT ACTION
7092048
5930-00-841-3398INTERCHANGEABLE
SWITCH,PRESSURE
NA5-7688B
3020-01-150-9312INTERCHANGEABLE
LINK,ROLLER CHAIN
1225-2
5945-01-177-8906INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
3455-01-203-2728INTERCHANGEABLE
TREPANNING TOOL,MACHINE
12252
3950-01-225-1490INTERCHANGEABLE
TOGGLE,BRAKE
12252
3990-01-351-6807INTERCHANGEABLE
ROLLER UNIT,RAIL TYPE
12252
3040-01-413-6015INTERCHANGEABLE
SHAFT,SHOULDERED
A-801-12253-32
3040-01-413-6017INTERCHANGEABLE
SHAFT,SHOULDERED
A-801-12252

Frequently Asked Questions

What is NSN 3120-01-392-2045?

NSN 3120-01-392-2045 is a Bearing,sleeve, manufactured by Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-392-2045?

NSN 3120-01-392-2045 has 3 cross-referenced part numbers: 12252 (Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc), 12252 (Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.), 12252 (Howden Fluid Systems).

What NSN replaces 3120-01-392-2045?

There are 12 known substitutes for 3120-01-392-2045: 5133-00-189-9297, 5133-00-228-1350, 6115-00-371-5266 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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