PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SF300-3Bearing,sleeve

Chrysler Corp Amplex Div · NSN 3120-00-528-5590 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-528-5590 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-528-5590. Primary manufacturer part number: SF300-3.
Features
  • Bearing,sleeve — FSC 3120
  • Flange Outside Diameter: 0.5600 INCHES MINIMUM AND 0.5650 INCHES MAXIMUM IN
  • Body Outside Diameter: 0.3760 INCHES MINIMUM AND 0.3770 INCHES MAXIMUM IN
  • Corner Shape: SQUARE INSIDE RIGHT CORNER
  • Material Document and Classification: MIL-B-5687,COMP B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Corner Shape: SQUARE LEFT FLANGE BODY CORNER
  • Nondefinitive Spec/std Data: 2 TYPE AND B COMPOSITION
  • Corner Shape: SQUARE OUTSIDE RIGHT CORNER
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Iron Alloy Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-00-528-5590, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Chrysler Corp Amplex Div. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-00-528-5590
Primary Part NumberSF300-3
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerChrysler Corp Amplex Div
StatusACTIVE
Flange Outside Diameter0.5600 INCHES MINIMUM AND 0.5650 INCHES MAXIMUM IN
Body Outside Diameter0.3760 INCHES MINIMUM AND 0.3770 INCHES MAXIMUM IN
Corner ShapeSQUARE INSIDE RIGHT CORNER
Material Document and ClassificationMIL-B-5687,COMP B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Corner ShapeSQUARE LEFT FLANGE BODY CORNER
Nondefinitive Spec/std Data2 TYPE AND B COMPOSITION
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Corner ShapeSQUARE INSIDE LEFT CORNER
Flange Width0.0600 INCHES MINIMUM AND 0.0650 INCHES MAXIMUM IN
MaterialIRON ALLOY OVERALL
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
MaterialOIL LUBRICATING LUBRICATION
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Body Inside Diameter0.2495 INCHES MINIMUM AND 0.2505 INCHES MAXIMUM IN
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3120-00-433-4678 INTERCHANGEABLE
Bearing,sleeve
3120-00-516-1446P280-0500 INTERCHANGEABLE
Bearing,sleeve
Atlas Brass Foundry Inc
3120-00-661-7315S409 INTERCHANGEABLE
Bearing,sleeve
Chrysler Corp Amplex Div
3120-00-661-7320S404 INTERCHANGEABLE
Bearing,sleeve
Chrysler Corp Amplex Div
3120-00-661-7374S409-1 INTERCHANGEABLE
Bearing,sleeve
Chrysler Realty Company Llc Dba Daimler Chrysler
3120-00-662-8177S408-4 INTERCHANGEABLE
Bearing,sleeve
Chrysler Corp Amplex Div
Cross-Reference Index
Part NumberManufacturer
SF300-3 Chrysler Corp Amplex Div (USA)
MILB5687TYPE2C0MP0SITI0NB Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
SF300-3 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
Related Parts
3120-00-433-4678INTERCHANGEABLE
BEARING,SLEEVE
3120-00-516-1446INTERCHANGEABLE
BEARING,SLEEVE
P280-0500
3120-00-661-7315INTERCHANGEABLE
BEARING,SLEEVE
S409
3120-00-661-7320INTERCHANGEABLE
BEARING,SLEEVE
S404
3120-00-661-7374INTERCHANGEABLE
BEARING,SLEEVE
S409-1
3120-00-662-8177INTERCHANGEABLE
BEARING,SLEEVE
S408-4

Frequently Asked Questions

What is NSN 3120-00-528-5590?

NSN 3120-00-528-5590 is a Bearing,sleeve, manufactured by Chrysler Corp Amplex Div, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-00-528-5590?

NSN 3120-00-528-5590 has 3 cross-referenced part numbers: SF300-3 (Chrysler Corp Amplex Div), MILB5687TYPE2C0MP0SITI0NB (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), SF300-3 (Chrysler Realty Company Llc Dba Daimler Chrysler).

What NSN replaces 3120-00-528-5590?

There are 6 known substitutes for 3120-00-528-5590: 3120-00-433-4678, 3120-00-516-1446, 3120-00-661-7315 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SF300-3?

Key specifications for SF300-3: Flange Outside Diameter: 0.5600 INCHES MINIMUM AND 0.5650 INCHES MAXIMUM IN; Body Outside Diameter: 0.3760 INCHES MINIMUM AND 0.3770 INCHES MAXIMUM IN; Corner Shape: SQUARE INSIDE RIGHT CORNER; Material Document and Classification: MIL-B-5687,COMP B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL. 16 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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