PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AA-1043-4Bearing,sleeve

Chrysler Corp Amplex Div · NSN 3120-01-070-4877 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-070-4877 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-070-4877. Primary manufacturer part number: AA-1043-4.
Features
  • Bearing,sleeve — FSC 3120
  • Body Inside Diameter: 0.7520 INCHES MINIMUM AND 0.7530 INCHES MAXIMUM IN
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Corner Shape: SQUARE ALL CORNERS
  • Material: COPPER ALLOY OVERALL
  • Body Outside Diameter: 1.0020 INCHES MINIMUM AND 1.0030 INCHES MAXIMUM IN
  • 2 verified cross-references
  • Primary manufacturer: Chrysler Corp Amplex Div
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 3120-01-070-4877, 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 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-01-070-4877
Primary Part NumberAA-1043-4
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerChrysler Corp Amplex Div
StatusACTIVE
Body Inside Diameter0.7520 INCHES MINIMUM AND 0.7530 INCHES MAXIMUM IN
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Corner ShapeSQUARE ALL CORNERS
MaterialCOPPER ALLOY OVERALL
Body Outside Diameter1.0020 INCHES MINIMUM AND 1.0030 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3120-00-766-6158 INTERCHANGEABLE
Bearing,sleeve
Cross-Reference Index
Part NumberManufacturer
AA-1043-4 PRIMARY Chrysler Corp Amplex Div (USA)
12012251 Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA)
Related Parts
3120-00-766-6158INTERCHANGEABLE
BEARING,SLEEVE

Frequently Asked Questions

What is NSN 3120-01-070-4877?

NSN 3120-01-070-4877 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 3120-01-070-4877?

NSN 3120-01-070-4877 has 2 cross-referenced part numbers: AA-1043-4 (Chrysler Corp Amplex Div), 12012251 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).

What NSN replaces 3120-01-070-4877?

There is 1 known substitute for 3120-01-070-4877: 3120-00-766-6158. Verify interchangeability with system specifications before substitution.

What are the specifications of AA-1043-4?

Key specifications for AA-1043-4: Overall Length: 1.4950 INCHES MINIMUM AND 1.5050 INCHES MAXIMUM IN; Body Inside Diameter: 0.7520 INCHES MINIMUM AND 0.7530 INCHES MAXIMUM IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Corner Shape: SQUARE ALL CORNERS. 6 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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