PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

TRA-1625Seat,bearing

Jtekt Bearings North America Llc Div Kbna - Ord 1 · NSN 3110-01-072-2907 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-01-072-2907 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-072-2907. Primary manufacturer part number: TRA-1625.
Features
  • Seat,bearing — FSC 3110
  • Test Data Document: 81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
  • Material: STEEL OVERALL
  • Bore Diameter: 1.0020 INCHES MINIMUM AND 1.0120 INCHES MAXIMUM IN
  • Criticality Code Justification: MATT AND SPCL
  • Style Designator: FLAT RACE SURFACE
  • Special Test Features: SPECIAL QUALITY CONTROL TESTING
  • Outside Diameter: 1.5320 INCHES MINIMUM AND 1.5520 INCHES MAXIMUM IN
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Seat,bearing, cataloged under National Stock Number 3110-01-072-2907, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Jtekt Bearings North America Llc Div Kbna - Ord 1. Government technical data includes 8 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-01-072-2907
Primary Part NumberTRA-1625
Item NameSeat,bearing
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerJtekt Bearings North America Llc Div Kbna - Ord 1
StatusACTIVE
Test Data Document81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
MaterialSTEEL OVERALL
Bore Diameter1.0020 INCHES MINIMUM AND 1.0120 INCHES MAXIMUM IN
Criticality Code JustificationMATT AND SPCL
Style DesignatorFLAT RACE SURFACE
Special Test FeaturesSPECIAL QUALITY CONTROL TESTING
Outside Diameter1.5320 INCHES MINIMUM AND 1.5520 INCHES MAXIMUM IN
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3110-00-727-2723S6904-24 INTERCHANGEABLE
Seat,bearing
Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc
3110-01-003-7856 INTERCHANGEABLE
Seat,bearing
3110-01-096-447112008254 INTERCHANGEABLE
Seat,bearing
Jtekt Bearings North America Llc Div Kbna - Ord 1
Cross-Reference Index
Part NumberManufacturer
TRA-1625 Jtekt Bearings North America Llc Div Kbna - Ord 1 (USA)
TRA-1625 Timken Aerospace, Inc Dba Torrington Product (USA)
Related Parts
3110-00-727-2723INTERCHANGEABLE
SEAT,BEARING
S6904-24
3110-01-003-7856INTERCHANGEABLE
SEAT,BEARING
3110-01-096-4471INTERCHANGEABLE
SEAT,BEARING
12008254

Frequently Asked Questions

What is NSN 3110-01-072-2907?

NSN 3110-01-072-2907 is a Seat,bearing, manufactured by Jtekt Bearings North America Llc Div Kbna - Ord 1, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-01-072-2907?

NSN 3110-01-072-2907 has 2 cross-referenced part numbers: TRA-1625 (Jtekt Bearings North America Llc Div Kbna - Ord 1), TRA-1625 (Timken Aerospace, Inc Dba Torrington Product).

What NSN replaces 3110-01-072-2907?

There are 3 known substitutes for 3110-01-072-2907: 3110-00-727-2723, 3110-01-003-7856, 3110-01-096-4471. Verify interchangeability with system specifications before substitution.

What are the specifications of TRA-1625?

Key specifications for TRA-1625: Test Data Document: 81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).; Material: STEEL OVERALL; Bore Diameter: 1.0020 INCHES MINIMUM AND 1.0120 INCHES MAXIMUM IN; Criticality Code Justification: MATT AND SPCL. 9 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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