PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

TT-1303-1Bearing,washer,thrust

Beemer Precision Inc · NSN 3120-00-489-4285 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-00-489-4285 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-489-4285. Primary manufacturer part number: TT-1303-1.
Features
  • Bearing,washer,thrust — FSC 3120
  • Overall Thickness: 0.0620 INCHES NOMINAL IN
  • Material: COPPER ALLOY OVERALL
  • Material: LUBRICANT LUBRICATION
  • Diameter: 0.7530 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Center Hole Shape Style: ROUND
  • Corner Shape: SQUARE ALL CORNERS
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Structural fastening and assembly
  • Equipment mounting
General Description

The Bearing,washer,thrust, cataloged under National Stock Number 3120-00-489-4285, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Beemer Precision Inc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3120-00-489-4285
Primary Part NumberTT-1303-1
Item NameBearing,washer,thrust
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerBeemer Precision Inc
StatusCANCELLED
Overall Thickness0.0620 INCHES NOMINAL IN
MaterialCOPPER ALLOY OVERALL
MaterialLUBRICANT LUBRICATION
Diameter0.7530 INCHES NOMINAL IN
Cross-Sectional Shape StyleRECTANGULAR
Center Hole Shape StyleROUND
Corner ShapeSQUARE ALL CORNERS
Material Document and ClassificationMIL-B-5687,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Style DesignatorROUND
Outside Diameter1.3750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
3120-00-623-309500004 STYLE 111 INTERCHANGEABLE
Bearing,washer,thrust
Defense Logistics Agency Dba Defense Supply Center Philadelphia
3120-00-883-7483TT1800-1 INTERCHANGEABLE
Bearing,washer,thrust
Beemer Precision Inc
3120-00-904-8276 INTERCHANGEABLE
Bearing,washer,thrust
3120-00-923-2554TB1434 INTERCHANGEABLE
Bearing,washer,thrust
Altra Industrial Motion Corp.
5331-01-007-1600 INTERCHANGEABLE
O-Ring
3120-01-075-7220845-2050967 PC9 INTERCHANGEABLE
Bearing,washer,thrust
Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
TT1303-1 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
10163354 Us Army Aviation and Missile Command (USA)
T1303-1 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
ST2444-2 Beemer Precision Inc (USA)
T1303-1 Chrysler Corp Amplex Div (USA)
TT-1303-1 Perth Metal Industries Ltd (CAN)
TT-1303-1 PRIMARY Beemer Precision Inc (USA)
00004 STYLE 111 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
TT-1303-1 Wencor, Llc (USA)
TT1303-1 Chrysler Corp Amplex Div (USA)
Related Parts
3120-00-623-3095INTERCHANGEABLE
BEARING,WASHER,THRUST
00004 STYLE 111
3120-00-883-7483INTERCHANGEABLE
BEARING,WASHER,THRUST
TT1800-1
3120-00-904-8276INTERCHANGEABLE
BEARING,WASHER,THRUST
3120-00-923-2554INTERCHANGEABLE
BEARING,WASHER,THRUST
TB1434
5331-01-007-1600INTERCHANGEABLE
O-RING
3120-01-075-7220INTERCHANGEABLE
BEARING,WASHER,THRUST
845-2050967 PC9

Frequently Asked Questions

What is NSN 3120-00-489-4285?

NSN 3120-00-489-4285 is a Bearing,washer,thrust, manufactured by Beemer Precision Inc, classified under FSC 3120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3120-00-489-4285?

NSN 3120-00-489-4285 has 10 cross-referenced part numbers: TT1303-1 (Chrysler Realty Company Llc Dba Daimler Chrysler), 10163354 (Us Army Aviation and Missile Command), T1303-1 (Chrysler Realty Company Llc Dba Daimler Chrysler), ST2444-2 (Beemer Precision Inc), T1303-1 (Chrysler Corp Amplex Div) and 5 more.

What NSN replaces 3120-00-489-4285?

There are 6 known substitutes for 3120-00-489-4285: 3120-00-623-3095, 3120-00-883-7483, 3120-00-904-8276 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of TT-1303-1?

Key specifications for TT-1303-1: Overall Thickness: 0.0620 INCHES NOMINAL IN; Material: COPPER ALLOY OVERALL; Material: LUBRICANT LUBRICATION; Diameter: 0.7530 INCHES NOMINAL IN. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3120-00-489-4285 still in active supply?

NSN 3120-00-489-4285 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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