PartsTable TECHNICAL DATA SHEET
AUGUST 2026Technical Data Sheet

B1183-818-1Spacer,plate

Timken Gears & Services Inc. Dba Philadelphia Gear Div Western Regional Service Center · NSN 5365-01-088-2473 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-01-088-2473 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-088-2473. Primary manufacturer part number: B1183-818-1.
Features
  • Spacer,plate — FSC 5365
  • Bolt Circle Diameter: 5.750 INCHES NOMINAL IN
  • Relationship to Similar Equipment: MADE FROM TIMKEN K21920; MODIFY BY CUTTING EARS OFF
  • Aperture Diameter: 4.781 INCHES NOMINAL IN
  • Style Designator: NON-CIRCULAR W/APERTURE
  • 1 verified cross-reference
  • Primary manufacturer: Timken Gears & Services Inc. Dba Philadelphia Gear Div Western Regional Service Center
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Spacer,plate, cataloged under National Stock Number 5365-01-088-2473, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Timken Gears & Services Inc. Dba Philadelphia Gear Div Western Regional Service Center. Government technical data includes 4 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. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-01-088-2473
Primary Part NumberB1183-818-1
Item NameSpacer,plate
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerTimken Gears & Services Inc. Dba Philadelphia Gear Div Western Regional Service Center
StatusACTIVE
Bolt Circle Diameter5.750 INCHES NOMINAL IN
Relationship to Similar EquipmentMADE FROM TIMKEN K21920; MODIFY BY CUTTING EARS OFF
Aperture Diameter4.781 INCHES NOMINAL IN
Style DesignatorNON-CIRCULAR W/APERTURE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Cross-Reference Index
Part NumberManufacturer
B1183-818-1 PRIMARY Timken Gears & Services Inc. Dba Philadelphia Gear Div Western Regional Service Center (USA)
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Frequently Asked Questions

What is NSN 5365-01-088-2473?

NSN 5365-01-088-2473 is a Spacer,plate, manufactured by Timken Gears & Services Inc. Dba Philadelphia Gear Div Western Regional Service Center, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-01-088-2473?

NSN 5365-01-088-2473 has 1 cross-referenced part number: B1183-818-1 (Timken Gears & Services Inc. Dba Philadelphia Gear Div Western Regional Service Center).

What are the specifications of B1183-818-1?

Key specifications for B1183-818-1: Bolt Circle Diameter: 5.750 INCHES NOMINAL IN; Relationship to Similar Equipment: MADE FROM TIMKEN K21920; MODIFY BY CUTTING EARS OFF; Aperture Diameter: 4.781 INCHES NOMINAL IN; Style Designator: NON-CIRCULAR W/APERTURE. 4 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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