PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AM3Bearing,sleeve

Roller Bearing Co of America, Inc Div Pic Design · NSN 3120-00-735-7550 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-735-7550 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-735-7550. Primary manufacturer part number: AM3.
Features
  • Bearing,sleeve — FSC 3120
  • Corner Shape: SQUARE ALL CORNERS
  • Material Document and Classification: SAE 40 ASSN STD SINGLE MATERIAL RESPONSE LUBRICATION
  • Material: OIL LUBRICATING LUBRICATION
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Material Document and Classification: MIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Material: COPPER ALLOY OVERALL
  • Body Inside Diameter: 0.1873 INCHES MINIMUM AND 0.1877 INCHES MAXIMUM IN
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 3120-00-735-7550, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Roller Bearing Co of America, Inc Div Pic Design. Government technical data includes 8 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-735-7550
Primary Part NumberAM3
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerRoller Bearing Co of America, Inc Div Pic Design
StatusACTIVE
Corner ShapeSQUARE ALL CORNERS
Material Document and ClassificationSAE 40 ASSN STD SINGLE MATERIAL RESPONSE LUBRICATION
MaterialOIL LUBRICATING LUBRICATION
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Material Document and ClassificationMIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialCOPPER ALLOY OVERALL
Body Inside Diameter0.1873 INCHES MINIMUM AND 0.1877 INCHES MAXIMUM IN
Body Outside Diameter0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
6625-00-137-3606 INTERCHANGEABLE
Wattmeter
6625-00-494-8569 INTERCHANGEABLE
Meter,null
6625-01-085-6858 INTERCHANGEABLE
Multimeter
4730-01-384-1066AM3 INTERCHANGEABLE
Coupling Half,quick Disconnect
Dvcc, Llc
5340-01-560-6671AM3 INTERCHANGEABLE
Key Blank
Idn-Acme Inc
Cross-Reference Index
Part NumberManufacturer
AM3 PRIMARY Roller Bearing Co of America, Inc Div Pic Design (USA)
Related Parts
6625-00-137-3606INTERCHANGEABLE
WATTMETER
6625-00-494-8569INTERCHANGEABLE
METER,NULL
6625-01-085-6858INTERCHANGEABLE
MULTIMETER
4730-01-384-1066INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
AM3
5340-01-560-6671INTERCHANGEABLE
KEY BLANK
AM3

Frequently Asked Questions

What is NSN 3120-00-735-7550?

NSN 3120-00-735-7550 is a Bearing,sleeve, manufactured by Roller Bearing Co of America, Inc Div Pic Design, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-735-7550?

NSN 3120-00-735-7550 has 1 cross-referenced part number: AM3 (Roller Bearing Co of America, Inc Div Pic Design).

What NSN replaces 3120-00-735-7550?

There are 5 known substitutes for 3120-00-735-7550: 6625-00-137-3606, 6625-00-494-8569, 6625-01-085-6858 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AM3?

Key specifications for AM3: Corner Shape: SQUARE ALL CORNERS; Material Document and Classification: SAE 40 ASSN STD SINGLE MATERIAL RESPONSE LUBRICATION; Special Features: BEARING IS LUBRICANT IMPREGNATED; Material: OIL LUBRICATING LUBRICATION. 10 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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