PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7038488Bearing,sleeve

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 3120-00-703-8488 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-703-8488 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-703-8488. Primary manufacturer part number: 7038488.
Features
  • Bearing,sleeve — FSC 3120
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Body Inside Diameter: 1.2540 INCHES MINIMUM AND 1.2560 INCHES MAXIMUM IN
  • Body Outside Diameter: 1.3760 INCHES MINIMUM AND 1.3780 INCHES MAXIMUM IN
  • Material: COPPER ALLOY OVERALL
  • Corner Shape: SQUARE ALL CORNERS
  • 9 verified cross-references
  • Primary manufacturer: U S Army Tank Automotive Command Amsta-Im-Mm
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 3120-00-703-8488, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3120-00-703-8488
Primary Part Number7038488
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusCANCELLED
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Body Inside Diameter1.2540 INCHES MINIMUM AND 1.2560 INCHES MAXIMUM IN
Body Outside Diameter1.3760 INCHES MINIMUM AND 1.3780 INCHES MAXIMUM IN
MaterialCOPPER ALLOY OVERALL
Corner ShapeSQUARE ALL CORNERS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
3110-00-293-8997 INTERCHANGEABLE
Cup,tapered Roller Bearing
Cross-Reference Index
Part NumberManufacturer
7038488 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
UB1024 Standard Forge and Axle Co Inc (USA)
1225F226 Meritor Heavy Vehicle Systems, Llc (USA)
UB1024-56697 Demarkus Corp Refrigeration Engineering Corp (USA)
HM212011 Transdigm Inc Div Adelwiggins Group (USA)
1225F226 Meritor Industrial Products, Llc (USA)
16T1044 Chief of Engineers Dept of Army (USA)
AR2517 Murray Mfg Co (USA)
8192-7-6 Load King, Llc Div Load King (USA)
Related Parts
3110-00-293-8997INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING

Frequently Asked Questions

What is NSN 3120-00-703-8488?

NSN 3120-00-703-8488 is a Bearing,sleeve, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3120-00-703-8488?

NSN 3120-00-703-8488 has 9 cross-referenced part numbers: 7038488 (U S Army Tank Automotive Command Amsta-Im-Mm), UB1024 (Standard Forge and Axle Co Inc), 1225F226 (Meritor Heavy Vehicle Systems, Llc), UB1024-56697 (Demarkus Corp Refrigeration Engineering Corp), HM212011 (Transdigm Inc Div Adelwiggins Group) and 4 more.

What NSN replaces 3120-00-703-8488?

There is 1 known substitute for 3120-00-703-8488: 3110-00-293-8997. Verify interchangeability with system specifications before substitution.

What are the specifications of 7038488?

Key specifications for 7038488: Overall Length: 0.7500 INCHES NOMINAL IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Body Inside Diameter: 1.2540 INCHES MINIMUM AND 1.2560 INCHES MAXIMUM IN; Body Outside Diameter: 1.3760 INCHES MINIMUM AND 1.3780 INCHES MAXIMUM IN. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3120-00-703-8488 still in active supply?

NSN 3120-00-703-8488 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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