PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

F421-2Bearing,sleeve

Chrysler Corp Amplex Div · NSN 3120-00-516-6256 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-516-6256 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-516-6256. Primary manufacturer part number: F421-2.
Features
  • Bearing,sleeve — FSC 3120
  • Corner Shape: SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
  • Corner Shape: SQUARE LEFT FLANGE BODY CORNER
  • Material: COPPER ALLOY OVERALL
  • Style Designator: SOLID, EXTERNAL FLANGE ONE END
  • Corner Shape: SQUARE OUTSIDE RIGHT CORNER
  • Flange Outside Diameter: 0.6225 INCHES MINIMUM AND 0.6275 INCHES MAXIMUM IN
  • Flange Width: 0.0600 INCHES MINIMUM AND 0.0650 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 3120-00-516-6256, 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 13 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
NSN3120-00-516-6256
Primary Part NumberF421-2
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerChrysler Corp Amplex Div
StatusACTIVE
Corner ShapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
Corner ShapeSQUARE LEFT FLANGE BODY CORNER
MaterialCOPPER ALLOY OVERALL
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Flange Outside Diameter0.6225 INCHES MINIMUM AND 0.6275 INCHES MAXIMUM IN
Flange Width0.0600 INCHES MINIMUM AND 0.0650 INCHES MAXIMUM IN
Corner ShapeSQUARE INSIDE RIGHT CORNER
MaterialLUBRICANT LUBRICATION
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Corner ShapeSQUARE INSIDE LEFT CORNER
Body Inside Diameter0.3125 INCHES MINIMUM AND 0.3135 INCHES MAXIMUM IN
Body Outside Diameter0.4390 INCHES MINIMUM AND 0.4400 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5360-00-371-4332475-4302-69732ALT14PCA3 INTERCHANGEABLE
Spring,helical,torsion
Naval Ship Systems Command
5325-00-696-033110-7-29 INTERCHANGEABLE
Ring,retaining
Dana Commercial Vehicle Manufacturing, Llc Dba Dana Commercial Vehicle Products
1560-00-773-221410729 INTERCHANGEABLE
Line Assembly
Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company
5365-01-118-999810729 INTERCHANGEABLE
Spacer,plate
Hdt Expeditionary Systems Inc
5999-01-198-1559 INTERCHANGEABLE
Contact,electrical
9390-01-674-913210729 INTERCHANGEABLE
Wick
Consolidated Sewing Machine Corp
Cross-Reference Index
Part NumberManufacturer
F421-2 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
F421-2 PRIMARY Chrysler Corp Amplex Div (USA)
10729 Kleinschmidt Inc (USA)
Related Parts
5360-00-371-4332INTERCHANGEABLE
SPRING,HELICAL,TORSION
475-4302-69732ALT14PCA3
5325-00-696-0331INTERCHANGEABLE
RING,RETAINING
10-7-29
1560-00-773-2214INTERCHANGEABLE
LINE ASSEMBLY
10729
5365-01-118-9998INTERCHANGEABLE
SPACER,PLATE
10729
5999-01-198-1559INTERCHANGEABLE
CONTACT,ELECTRICAL
9390-01-674-9132INTERCHANGEABLE
WICK
10729

Frequently Asked Questions

What is NSN 3120-00-516-6256?

NSN 3120-00-516-6256 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 3120-00-516-6256?

NSN 3120-00-516-6256 has 3 cross-referenced part numbers: F421-2 (Chrysler Realty Company Llc Dba Daimler Chrysler), F421-2 (Chrysler Corp Amplex Div), 10729 (Kleinschmidt Inc).

What NSN replaces 3120-00-516-6256?

There are 6 known substitutes for 3120-00-516-6256: 5360-00-371-4332, 5325-00-696-0331, 1560-00-773-2214 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of F421-2?

Key specifications for F421-2: Corner Shape: SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER; Corner Shape: SQUARE LEFT FLANGE BODY CORNER; Material: COPPER ALLOY OVERALL; Style Designator: SOLID, EXTERNAL FLANGE ONE END. 14 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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