PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AM8Bearing,sleeve

Roller Bearing Co of America, Inc Div Pic Design · NSN 3120-00-419-0557 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-419-0557 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-419-0557. Primary manufacturer part number: AM8.
Features
  • Bearing,sleeve — FSC 3120
  • Material Document and Classification: MIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Material: COPPER ALLOY OVERALL
  • Material: LUBRICANT LUBRICATION
  • Corner Shape: SQUARE ALL CORNERS
  • Body Inside Diameter: 0.0779 INCHES MINIMUM AND 0.0783 INCHES MAXIMUM IN
  • Body Outside Diameter: 0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
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 3120-00-419-0557, 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 7 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-419-0557
Primary Part NumberAM8
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerRoller Bearing Co of America, Inc Div Pic Design
StatusACTIVE
Material Document and ClassificationMIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
MaterialCOPPER ALLOY OVERALL
MaterialLUBRICANT LUBRICATION
Corner ShapeSQUARE ALL CORNERS
Body Inside Diameter0.0779 INCHES MINIMUM AND 0.0783 INCHES MAXIMUM IN
Body Outside Diameter0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4730-00-293-7905 INTERCHANGEABLE
Coupling Half,quick Disconnect
6625-01-558-8627 INTERCHANGEABLE
Multimeter
Cross-Reference Index
Part NumberManufacturer
AM8 PRIMARY Roller Bearing Co of America, Inc Div Pic Design (USA)
Related Parts
4730-00-293-7905INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
6625-01-558-8627INTERCHANGEABLE
MULTIMETER

Frequently Asked Questions

What is NSN 3120-00-419-0557?

NSN 3120-00-419-0557 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 3120-00-419-0557?

NSN 3120-00-419-0557 has 1 cross-referenced part number: AM8 (Roller Bearing Co of America, Inc Div Pic Design).

What NSN replaces 3120-00-419-0557?

There are 2 known substitutes for 3120-00-419-0557: 4730-00-293-7905, 6625-01-558-8627. Verify interchangeability with system specifications before substitution.

What are the specifications of AM8?

Key specifications for AM8: Material Document and Classification: MIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Overall Length: 0.0907 INCHES MINIMUM AND 0.0937 INCHES MAXIMUM IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Material: COPPER ALLOY OVERALL. 8 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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