PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40818Bearing,sleeve

Rps-Fl, Inc. Dba Rps Inc · NSN 3120-00-167-8238 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-167-8238 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-167-8238. Primary manufacturer part number: 40818.
Features
  • Bearing,sleeve — FSC 3120
  • Corner Shape: SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
  • Surface Finish: 32.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE
  • Surface Finish: 125.0 MICROINCHES RIGHT END SURFACE OF BODY
  • Surface Finish: 125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE
  • Corner Shape: SQUARE INSIDE RIGHT CORNER
  • Corner Shape: ROUND LEFT FLANGE BODY CORNER
  • Surface Finish: 125.0 MICROINCHES RIGHT END SURFACE OF LEFT FLANGE
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Nickel Alloy Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-167-8238, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Rps-Fl, Inc. Dba Rps Inc. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-167-8238
Primary Part Number40818
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerRps-Fl, Inc. Dba Rps Inc
StatusACTIVE
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Surface Finish32.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE
Surface Finish125.0 MICROINCHES RIGHT END SURFACE OF BODY
Surface Finish125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE
Corner ShapeSQUARE INSIDE RIGHT CORNER
Corner ShapeROUND LEFT FLANGE BODY CORNER
Surface Finish125.0 MICROINCHES RIGHT END SURFACE OF LEFT FLANGE
Corner ShapeCHAMFERED INSIDE LEFT CORNER
Surface Finish32.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
Hardness Rating265.0 BRINELL STANDARD NOMINAL OVERALL
MaterialNICKEL ALLOY OVERALL
Keyway Dimension0.1825 INCHES MINIMUM AND 0.1925 INCHES MAXIMUM INTERNAL KEYWAY WIDTH IN
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Surface Finish32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Keyway Dimension1.8700 INCHES MINIMUM AND 0.8800 INCHES MAXIMUM INTERNAL KEYWAY LENGTH IN
Keyway Dimension0.0731 INCHES MINIMUM AND 0.0831 INCHES MAXIMUM INTERNAL KEYWAY DEPTH IN
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
Body Inside Diameter0.8750 INCHES MINIMUM AND 0.8755 INCHES MAXIMUM IN
Flange Outside Diameter1.8075 INCHES MINIMUM AND 1.8175 INCHES MAXIMUM IN
Body Outside Diameter1.3070 INCHES MINIMUM AND 1.3080 INCHES MAXIMUM IN
Flange Width0.3075 INCHES MINIMUM AND 0.3175 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5950-00-125-933194239 INTERCHANGEABLE
Transformer,power
L3 Technologies, Inc. Div L3harris Edo Western Corporation
2815-00-179-635240818 INTERCHANGEABLE
Deflector,dirt and Liquid
Cummins Inc.
5930-00-233-8921TD156-0305 ITEM 1-27 INTERCHANGEABLE
Switch,toggle
Electric Boat Corporation Div General Dynamics Electric Boat
5365-00-506-57662143 INTERCHANGEABLE
Plug,machine Thread
Dipaco, Inc. L
5950-00-914-8897SMC542097 INTERCHANGEABLE
Coil,radio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
2990-01-054-586940818 INTERCHANGEABLE
Flange,exhaust Mani
Brinkley Technology Group Llc Dba Hercules Manufacturing
5962-01-081-3442 INTERCHANGEABLE
Microcircuit,linear
5962-01-088-982240818 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company Div Rmd Strategic
3020-01-155-018440818 INTERCHANGEABLE
Gear,spur
Liquid Controls, L.l.c. Div Idex Corporation
3120-01-245-0190 INTERCHANGEABLE
Bushing,sleeve
Cross-Reference Index
Part NumberManufacturer
171535J Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
40818 PRIMARY Rps-Fl, Inc. Dba Rps Inc (USA)
171535J PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
HM40818 Hoffert Marine Inc (USA)
Related Parts
5950-00-125-9331INTERCHANGEABLE
TRANSFORMER,POWER
94239
2815-00-179-6352INTERCHANGEABLE
DEFLECTOR,DIRT AND LIQUID
40818
5930-00-233-8921INTERCHANGEABLE
SWITCH,TOGGLE
TD156-0305 ITEM 1-27
5365-00-506-5766INTERCHANGEABLE
PLUG,MACHINE THREAD
2143
5950-00-914-8897INTERCHANGEABLE
COIL,RADIO FREQUENCY
SMC542097
2990-01-054-5869INTERCHANGEABLE
FLANGE,EXHAUST MANI
40818
5962-01-081-3442INTERCHANGEABLE
MICROCIRCUIT,LINEAR
5962-01-088-9822INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
40818
3020-01-155-0184INTERCHANGEABLE
GEAR,SPUR
40818
3120-01-245-0190INTERCHANGEABLE
BUSHING,SLEEVE
4330-01-364-2793INTERCHANGEABLE
FILTER ELEMENT,FLUID
40818
5120-01-430-2963INTERCHANGEABLE
SOCKET,SOCKET WRENCH

Frequently Asked Questions

What is NSN 3120-00-167-8238?

NSN 3120-00-167-8238 is a Bearing,sleeve, manufactured by Rps-Fl, Inc. Dba Rps Inc, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-167-8238?

NSN 3120-00-167-8238 has 4 cross-referenced part numbers: 171535J (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 40818 (Rps-Fl, Inc. Dba Rps Inc), 171535J (Curtiss-Wright Electro-Mechanical Corporation Div Epd), HM40818 (Hoffert Marine Inc).

What NSN replaces 3120-00-167-8238?

There are 12 known substitutes for 3120-00-167-8238: 5950-00-125-9331, 2815-00-179-6352, 5930-00-233-8921 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40818?

Key specifications for 40818: Corner Shape: SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER; Surface Finish: 32.0 MICROINCHES LEFT END SURFACE OF BODY AND FLANGE; Surface Finish: 125.0 MICROINCHES RIGHT END SURFACE OF BODY; Surface Finish: 125.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF FLANGE. 23 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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