PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A6388Bearing,sleeve

Thern Inc · NSN 3120-01-463-8464 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-463-8464 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-463-8464. Primary manufacturer part number: A6388.
Features
  • Bearing,sleeve — FSC 3120
  • Body Inside Diameter: 1.5000 INCHES NOMINAL IN
  • Corner Shape: SQUARE ALL CORNERS
  • Material: IRON CAST OVERALL
  • 1 verified cross-reference
  • Primary manufacturer: Thern Inc
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Iron Cast Overall construction
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-01-463-8464, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Thern Inc. Government technical data includes 3 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
NSN3120-01-463-8464
Primary Part NumberA6388
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerThern Inc
StatusACTIVE
Body Inside Diameter1.5000 INCHES NOMINAL IN
Corner ShapeSQUARE ALL CORNERS
MaterialIRON CAST OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4810-00-418-487314002040-002 INTERCHANGEABLE
Diaphragm,actuator Valve,special
Honeywell Inc Process Control Div
5310-00-732-8312A6388 INTERCHANGEABLE
Washer,flat
Am General Llc
Cross-Reference Index
Part NumberManufacturer
A6388 PRIMARY Thern Inc (USA)
Related Parts
4810-00-418-4873INTERCHANGEABLE
DIAPHRAGM,ACTUATOR VALVE,SPECIAL
14002040-002
5310-00-732-8312INTERCHANGEABLE
WASHER,FLAT
A6388

Frequently Asked Questions

What is NSN 3120-01-463-8464?

NSN 3120-01-463-8464 is a Bearing,sleeve, manufactured by Thern Inc, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-463-8464?

NSN 3120-01-463-8464 has 1 cross-referenced part number: A6388 (Thern Inc).

What NSN replaces 3120-01-463-8464?

There are 2 known substitutes for 3120-01-463-8464: 4810-00-418-4873, 5310-00-732-8312. Verify interchangeability with system specifications before substitution.

What are the specifications of A6388?

Key specifications for A6388: Body Inside Diameter: 1.5000 INCHES NOMINAL IN; End Item Identification: 4WS6M SERIES WINCH; Corner Shape: SQUARE ALL CORNERS; Material: IRON CAST OVERALL. 4 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com