PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B5947Bearing,sleeve

Dresser, Llc · NSN 3120-00-287-7480 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-287-7480 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-287-7480. Primary manufacturer part number: B5947.
Features
  • Bearing,sleeve — FSC 3120
  • Body Inside Diameter: 0.6270 INCHES MINIMUM AND 0.6280 INCHES MAXIMUM IN
  • Body Outside Diameter: 0.8150 INCHES MINIMUM AND 0.8160 INCHES MAXIMUM IN
  • Corner Shape: ROUND LEFT FLANGE BODY CORNER
  • Corner Shape: SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
  • Style Designator: SOLID, EXTERNAL FLANGE ONE END
  • Material: COPPER ALLOY OVERALL
  • Corner Shape: SQUARE OUTSIDE LEFT CORNER
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 3120-00-287-7480, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Dresser, Llc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-287-7480
Primary Part NumberB5947
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerDresser, Llc
StatusACTIVE
Body Inside Diameter0.6270 INCHES MINIMUM AND 0.6280 INCHES MAXIMUM IN
Body Outside Diameter0.8150 INCHES MINIMUM AND 0.8160 INCHES MAXIMUM IN
Corner ShapeROUND LEFT FLANGE BODY CORNER
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
MaterialCOPPER ALLOY OVERALL
Corner ShapeSQUARE OUTSIDE LEFT CORNER
MaterialOIL LUBRICATING LUBRICATION
Corner ShapeSQUARE INSIDE RIGHT CORNER
Corner ShapeSQUARE INSIDE LEFT CORNER
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 11
3120-00-287-6470 INTERCHANGEABLE
Bearing,sleeve
3120-00-489-4279HT901-1 INTERCHANGEABLE
Bearing,washer,thrust
Chrysler Corp Amplex Div
3120-00-661-8500 INTERCHANGEABLE
Bearing,sleeve
3120-00-684-1460309-0115-000 INTERCHANGEABLE
Bearing,sleeve
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
3120-00-827-7940FB68-3 1-4 INTERCHANGEABLE
Bearing,sleeve
Altra Industrial Motion Corp.
3120-00-855-3814 INTERCHANGEABLE
Bearing,sleeve
3120-00-892-3953BACB10D63 INTERCHANGEABLE
Bearing,sleeve
The Boeing Company Div Defense
3120-00-912-6382 INTERCHANGEABLE
Bearing,sleeve
3120-01-009-6773 INTERCHANGEABLE
Bearing,sleeve
6625-01-100-8658CF-735 INTERCHANGEABLE
Counter,electronic,digital Reado
Anadex Inc
Cross-Reference Index
Part NumberManufacturer
HF806 Chrysler Corp Amplex Div (USA)
3120-2 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
F806 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
MIL-B-5687D Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
CF735 Dresser, Llc (USA)
08-000-500-00-160 Allis-Chalmers Corp (USA)
B5947 PRIMARY Dresser, Llc (USA)
F806 Chrysler Corp Amplex Div (USA)
HF806 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
908-62PC173 Allis-Chalmers Corp (USA)
USMC1696S47-1-89BRPC173 Naval Ship Systems Command (USA)
Related Parts
3120-00-287-6470INTERCHANGEABLE
BEARING,SLEEVE
3120-00-489-4279INTERCHANGEABLE
BEARING,WASHER,THRUST
HT901-1
3120-00-661-8500INTERCHANGEABLE
BEARING,SLEEVE
3120-00-684-1460INTERCHANGEABLE
BEARING,SLEEVE
309-0115-000
3120-00-827-7940INTERCHANGEABLE
BEARING,SLEEVE
FB68-3 1-4
3120-00-855-3814INTERCHANGEABLE
BEARING,SLEEVE
3120-00-892-3953INTERCHANGEABLE
BEARING,SLEEVE
BACB10D63
3120-00-912-6382INTERCHANGEABLE
BEARING,SLEEVE
3120-01-009-6773INTERCHANGEABLE
BEARING,SLEEVE
6625-01-100-8658INTERCHANGEABLE
COUNTER,ELECTRONIC,DIGITAL READO
CF-735
5995-01-154-3095INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
27795

Frequently Asked Questions

What is NSN 3120-00-287-7480?

NSN 3120-00-287-7480 is a Bearing,sleeve, manufactured by Dresser, Llc, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-287-7480?

NSN 3120-00-287-7480 has 11 cross-referenced part numbers: HF806 (Chrysler Corp Amplex Div), 3120-2 (Defense Logistics Agency Dba Defense Supply Center Philadelphia), F806 (Chrysler Realty Company Llc Dba Daimler Chrysler), MIL-B-5687D (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), CF735 (Dresser, Llc) and 6 more.

What NSN replaces 3120-00-287-7480?

There are 11 known substitutes for 3120-00-287-7480: 3120-00-287-6470, 3120-00-489-4279, 3120-00-661-8500 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B5947?

Key specifications for B5947: Body Inside Diameter: 0.6270 INCHES MINIMUM AND 0.6280 INCHES MAXIMUM IN; Body Outside Diameter: 0.8150 INCHES MINIMUM AND 0.8160 INCHES MAXIMUM IN; Overall Length: 1.4375 INCHES NOMINAL 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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