PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AA-346Bearing,sleeve

Chrysler Corp Amplex Div · NSN 3120-01-150-7758 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-150-7758 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-150-7758. Primary manufacturer part number: AA-346.
Features
  • Bearing,sleeve — FSC 3120
  • Material: COPPER ALLOY OVERALL
  • Material Document and Classification: MIL-B-5687,TYPE 1,COMP B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Corner Shape: SQUARE ALL CORNERS
  • Body Outside Diameter: 0.3765 INCHES MINIMUM AND 0.3775 INCHES MAXIMUM IN
  • Material: OIL LUBRICATING LUBRICATION
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Body Inside Diameter: 0.1875 INCHES MINIMUM AND 0.1885 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 3120-01-150-7758, 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 7 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3120-01-150-7758
Primary Part NumberAA-346
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerChrysler Corp Amplex Div
StatusACTIVE
MaterialCOPPER ALLOY OVERALL
Material Document and ClassificationMIL-B-5687,TYPE 1,COMP B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Corner ShapeSQUARE ALL CORNERS
Body Outside Diameter0.3765 INCHES MINIMUM AND 0.3775 INCHES MAXIMUM IN
MaterialOIL LUBRICATING LUBRICATION
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Body Inside Diameter0.1875 INCHES MINIMUM AND 0.1885 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
3110-00-100-3685A6075 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
5930-00-132-836812093 INTERCHANGEABLE
Switch,push
Kalmar AC Inc
5120-00-245-1622 INTERCHANGEABLE
Mattock
5365-00-289-508324541 INTERCHANGEABLE
Bushing,machine Thread
Telephonics Corp/prd Instruments
5120-00-702-4093 INTERCHANGEABLE
Mattock
3040-01-213-113021079 INTERCHANGEABLE
Rod,piston,linear Actuating Cyli
Stone Construction Equipment, Inc.
4820-01-443-929620719-1020 INTERCHANGEABLE
Sleeve and Slide,directional Con
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
Cross-Reference Index
Part NumberManufacturer
AA-346 PRIMARY Chrysler Corp Amplex Div (USA)
2-1079 Malabar (USA)
AA-346 PRIMARY Beemer Precision Inc (USA)
Related Parts
3110-00-100-3685INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
A6075
5930-00-132-8368INTERCHANGEABLE
SWITCH,PUSH
12093
5120-00-245-1622INTERCHANGEABLE
MATTOCK
5365-00-289-5083INTERCHANGEABLE
BUSHING,MACHINE THREAD
24541
5120-00-702-4093INTERCHANGEABLE
MATTOCK
3040-01-213-1130INTERCHANGEABLE
ROD,PISTON,LINEAR ACTUATING CYLI
21079
4820-01-443-9296INTERCHANGEABLE
SLEEVE AND SLIDE,DIRECTIONAL CON
20719-1020

Frequently Asked Questions

What is NSN 3120-01-150-7758?

NSN 3120-01-150-7758 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 3120-01-150-7758?

NSN 3120-01-150-7758 has 3 cross-referenced part numbers: AA-346 (Chrysler Corp Amplex Div), 2-1079 (Malabar), AA-346 (Beemer Precision Inc).

What NSN replaces 3120-01-150-7758?

There are 7 known substitutes for 3120-01-150-7758: 3110-00-100-3685, 5930-00-132-8368, 5120-00-245-1622 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AA-346?

Key specifications for AA-346: Material: COPPER ALLOY OVERALL; Material Document and Classification: MIL-B-5687,TYPE 1,COMP B MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Overall Length: 0.4950 INCHES MINIMUM AND 0.5050 INCHES MAXIMUM IN; Corner Shape: SQUARE ALL CORNERS. 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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