PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11-122Bearing,sleeve

Dresser Industries Inc Leroi Div · NSN 3120-00-287-7548 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-287-7548 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-287-7548. Primary manufacturer part number: 11-122.
Features
  • Bearing,sleeve — FSC 3120
  • Body Outside Diameter: 0.8150 INCHES MINIMUM AND 0.8160 INCHES MAXIMUM IN
  • Body Inside Diameter: 0.6285 INCHES MINIMUM AND 0.6295 INCHES MAXIMUM IN
  • Corner Shape: ROUND LEFT FLANGE BODY CORNER
  • Style Designator: SOLID, EXTERNAL FLANGE ONE END
  • Material: OIL LUBRICATING LUBRICATION
  • Corner Shape: SQUARE INSIDE LEFT CORNER
  • Corner Shape: SQUARE INSIDE RIGHT CORNER
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Oil Lubricating Lubrication construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-287-7548, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Dresser Industries Inc Leroi Div. Government technical data includes 14 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-287-7548
Primary Part Number11-122
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerDresser Industries Inc Leroi Div
StatusACTIVE
Body Outside Diameter0.8150 INCHES MINIMUM AND 0.8160 INCHES MAXIMUM IN
Body Inside Diameter0.6285 INCHES MINIMUM AND 0.6295 INCHES MAXIMUM IN
Corner ShapeROUND LEFT FLANGE BODY CORNER
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
MaterialOIL LUBRICATING LUBRICATION
Corner ShapeSQUARE INSIDE LEFT CORNER
Corner ShapeSQUARE INSIDE RIGHT CORNER
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Corner ShapeSQUARE OUTSIDE LEFT CORNER
MaterialCOPPER ALLOY OVERALL
Material Document and ClassificationMIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Flange Outside Diameter1.2475 INCHES MINIMUM AND 1.2525 INCHES MAXIMUM IN
Flange Width0.1250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5950-00-110-084424P226471-01 INTERCHANGEABLE
Transformer,radio Frequency
Herley Chicago Dba Stewart Warner Electronics
5950-00-187-0232PC76018-2 INTERCHANGEABLE
Transformer,power
Rockwell Collins, Inc. Dba Rc Displays Systems
4310-00-306-1319N11122 INTERCHANGEABLE
Cylinder Sleeve
Leslie Controls, Inc. Dba Leslie Controls Inc
5310-00-411-07341112-2 INTERCHANGEABLE
Nut,plain,knurled
Eaton Electrical Inc. Dba Cuttler Hmmer Cmrcl Cntrls Div Div Vehicle Controls Business Unit
4730-00-623-9673202702-10-6S INTERCHANGEABLE
Adapter,straight,tube to Boss
Danfoss Power Solutions II, Llc
4820-01-317-4747 INTERCHANGEABLE
Ball,valve,ported
5365-01-365-435711122 INTERCHANGEABLE
Plug,machine Thread
Lutz-Jesco America Corp
5310-01-415-536111122 INTERCHANGEABLE
Washer,flat
Munters Corporation Dba Munters Des Champs Products Div Cargocaire
5920-01-442-0730 INTERCHANGEABLE
Fuse,cartridge
5120-01-580-7884 INTERCHANGEABLE
Socket,socket Wrench
Cross-Reference Index
Part NumberManufacturer
11-122 PRIMARY Dresser Industries Inc Leroi Div (USA)
Related Parts
5950-00-110-0844INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
24P226471-01
5950-00-187-0232INTERCHANGEABLE
TRANSFORMER,POWER
PC76018-2
4310-00-306-1319INTERCHANGEABLE
CYLINDER SLEEVE
N11122
5310-00-411-0734INTERCHANGEABLE
NUT,PLAIN,KNURLED
1112-2
4730-00-623-9673INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO BOSS
202702-10-6S
4820-01-317-4747INTERCHANGEABLE
BALL,VALVE,PORTED
5365-01-365-4357INTERCHANGEABLE
PLUG,MACHINE THREAD
11122
5310-01-415-5361INTERCHANGEABLE
WASHER,FLAT
11122
5920-01-442-0730INTERCHANGEABLE
FUSE,CARTRIDGE
5120-01-580-7884INTERCHANGEABLE
SOCKET,SOCKET WRENCH
7510-01-588-1496INTERCHANGEABLE
TAB SET,INDEX
5330-01-590-3771INTERCHANGEABLE
SEAL,NONMETALLIC STRIP
11122

Frequently Asked Questions

What is NSN 3120-00-287-7548?

NSN 3120-00-287-7548 is a Bearing,sleeve, manufactured by Dresser Industries Inc Leroi Div, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-287-7548?

NSN 3120-00-287-7548 has 1 cross-referenced part number: 11-122 (Dresser Industries Inc Leroi Div).

What NSN replaces 3120-00-287-7548?

There are 12 known substitutes for 3120-00-287-7548: 5950-00-110-0844, 5950-00-187-0232, 4310-00-306-1319 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11-122?

Key specifications for 11-122: Body Outside Diameter: 0.8150 INCHES MINIMUM AND 0.8160 INCHES MAXIMUM IN; Overall Length: 1.4375 INCHES NOMINAL IN; Body Inside Diameter: 0.6285 INCHES MINIMUM AND 0.6295 INCHES MAXIMUM IN; Corner Shape: ROUND LEFT FLANGE BODY CORNER. 15 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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