PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

HD547TRing,bearing,outer

Textron Systems Corporation Dba Textron Systems Corp · NSN 3110-00-227-3993 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-227-3993 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-227-3993. Primary manufacturer part number: HD547T.
Features
  • Ring,bearing,outer — FSC 3110
  • Surface Finish: GROUND
  • Bore Diameter: 1.7500 INCHES NOMINAL IN
  • Standard Tolerance Designation: AFBMA STD TOLERANCES FOR JOURNAL BEARINGS
  • Material: STEEL OVERALL
  • Overall Outside Diameter: 1.9375 INCHES NOMINAL IN
  • 2 verified cross-references
  • Primary manufacturer: Textron Systems Corporation Dba Textron Systems Corp
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Overall construction
General Description

The Ring,bearing,outer, cataloged under National Stock Number 3110-00-227-3993, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Textron Systems Corporation Dba Textron Systems Corp. Government technical data includes 5 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-00-227-3993
Primary Part NumberHD547T
Item NameRing,bearing,outer
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerTextron Systems Corporation Dba Textron Systems Corp
StatusACTIVE
Surface FinishGROUND
Bore Diameter1.7500 INCHES NOMINAL IN
Standard Tolerance DesignationAFBMA STD TOLERANCES FOR JOURNAL BEARINGS
MaterialSTEEL OVERALL
Overall Outside Diameter1.9375 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5640-00-097-88794-673645-1 INTERCHANGEABLE
Insulation Blanket,thermal
Thermal Structures, Inc
3120-00-474-320431276 INTERCHANGEABLE
Bearing,sleeve
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
3455-00-516-504219839 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
6610-00-932-246131276 INTERCHANGEABLE
Housing,indicator
Aerosonic Llc
5310-01-150-104431276 INTERCHANGEABLE
Nut,stamped
Barnes Group Inc. Dba Barnes Distribution
2920-01-211-458231-276 INTERCHANGEABLE
Cover,dust,distributor
Prestolite Electric Inc
3230-01-221-141930511 INTERCHANGEABLE
Bit,router
Black and Decker Us Inc
3040-01-436-090031276 INTERCHANGEABLE
Brake,multiple Disk
Ausco Products Inc
6515-01-446-9711312.76 INTERCHANGEABLE
Chuck,drill
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
Part NumberManufacturer
31276 General Motors Corp Delco Moraine Ndh Div (USA)
HD547T PRIMARY Textron Systems Corporation Dba Textron Systems Corp (USA)
Related Parts
5640-00-097-8879INTERCHANGEABLE
INSULATION BLANKET,THERMAL
4-673645-1
3120-00-474-3204INTERCHANGEABLE
BEARING,SLEEVE
31276
3455-00-516-5042INTERCHANGEABLE
REAMER,MACHINE
19839
6610-00-932-2461INTERCHANGEABLE
HOUSING,INDICATOR
31276
5310-01-150-1044INTERCHANGEABLE
NUT,STAMPED
31276
2920-01-211-4582INTERCHANGEABLE
COVER,DUST,DISTRIBUTOR
31-276
3230-01-221-1419INTERCHANGEABLE
BIT,ROUTER
30511
3040-01-436-0900INTERCHANGEABLE
BRAKE,MULTIPLE DISK
31276
6515-01-446-9711INTERCHANGEABLE
CHUCK,DRILL
312.76

Frequently Asked Questions

What is NSN 3110-00-227-3993?

NSN 3110-00-227-3993 is a Ring,bearing,outer, manufactured by Textron Systems Corporation Dba Textron Systems Corp, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-227-3993?

NSN 3110-00-227-3993 has 2 cross-referenced part numbers: 31276 (General Motors Corp Delco Moraine Ndh Div), HD547T (Textron Systems Corporation Dba Textron Systems Corp).

What NSN replaces 3110-00-227-3993?

There are 9 known substitutes for 3110-00-227-3993: 5640-00-097-8879, 3120-00-474-3204, 3455-00-516-5042 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of HD547T?

Key specifications for HD547T: Surface Finish: GROUND; Overall Width: 1.0000 INCHES NOMINAL IN; Bore Diameter: 1.7500 INCHES NOMINAL IN; Standard Tolerance Designation: AFBMA STD TOLERANCES FOR JOURNAL BEARINGS. 7 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