PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

98208Plate,retaining,bearing

Triumph Engine Control Systems Llc · NSN 3110-01-129-7977 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-01-129-7977 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-129-7977. Primary manufacturer part number: 98208.
Features
  • Plate,retaining,bearing — FSC 3110
  • Countersink Diameter: 0.180 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN
  • Raised Surface Height: 2.282 INCHES MINIMUM AND 2.290 INCHES MAXIMUM IN
  • Style Designator: HEXAGONAL
  • Mounting Hole Type: ROUND, UNTHREADED, COUNTERSUNK
  • Material: STEEL CORROSION RESISTING OVERALL
  • Aperture Diameter: 1.800 INCHES NOMINAL IN
  • Mounting Hole Diameter: 0.1336 INCHES MINIMUM AND 0.1417 INCHES MAXIMUM IN
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Plate,retaining,bearing, cataloged under National Stock Number 3110-01-129-7977, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Triumph Engine Control Systems Llc. Government technical data includes 17 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3110-01-129-7977
Primary Part Number98208
Item NamePlate,retaining,bearing
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerTriumph Engine Control Systems Llc
StatusACTIVE
Countersink Diameter0.180 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN
Raised Surface Height2.282 INCHES MINIMUM AND 2.290 INCHES MAXIMUM IN
Style DesignatorHEXAGONAL
Mounting Hole TypeROUND, UNTHREADED, COUNTERSUNK
MaterialSTEEL CORROSION RESISTING OVERALL
Aperture Diameter1.800 INCHES NOMINAL IN
Mounting Hole Diameter0.1336 INCHES MINIMUM AND 0.1417 INCHES MAXIMUM IN
Counterbore Diameter2.047 INCHES MINIMUM AND 2.0478 INCHES MAXIMUM IN
Overall Thickness3.220 INCHES NOMINAL IN
Mounting Hole Arrangement StyleVERTICAL CENTERLINE
Cross-Sectional Shape StyleRAISED SURFACE W/APERTURE
Distance From Horizontal Centerline to Center of Lower Hole1.305 INCHES NOMINAL IN
Minor Thickness2.158 INCHES NOMINAL IN
Distance Between Holes Along Width2.610 INCHES NOMINAL IN
Hardness Rating26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
Counterbore Depth2.316 INCHES MINIMUM AND 2.320 INCHES MAXIMUM IN
Outside Raised Surface Diameter2.3746 INCHES MINIMUM AND 2.3749 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5310-00-043-175424-00044-007 INTERCHANGEABLE
Washer,lock
Raytheon Company
3110-00-555-52061208-1B1 INTERCHANGEABLE
Bearing,ball,annular
Schatz Bearing Corporation Dba Schatz Bearing Corp
5998-00-875-283398208 INTERCHANGEABLE
Circuit Card Assembly
L3harris Technologies, Inc Div Space & Airborne Systems
7510-01-608-646098208 INTERCHANGEABLE
Ink,marker,felt Tip
Dixon Ticonderoga Co American Crayon Div
Cross-Reference Index
Part NumberManufacturer
98208 PRIMARY Triumph Engine Control Systems Llc (USA)
10159493 Nimikkeistokeskus Ncb Finland (FIN)
Related Parts
5310-00-043-1754INTERCHANGEABLE
WASHER,LOCK
24-00044-007
3110-00-555-5206INTERCHANGEABLE
BEARING,BALL,ANNULAR
1208-1B1
5998-00-875-2833INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
98208
7510-01-608-6460INTERCHANGEABLE
INK,MARKER,FELT TIP
98208

Frequently Asked Questions

What is NSN 3110-01-129-7977?

NSN 3110-01-129-7977 is a Plate,retaining,bearing, manufactured by Triumph Engine Control Systems Llc, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-01-129-7977?

NSN 3110-01-129-7977 has 2 cross-referenced part numbers: 98208 (Triumph Engine Control Systems Llc), 10159493 (Nimikkeistokeskus Ncb Finland).

What NSN replaces 3110-01-129-7977?

There are 4 known substitutes for 3110-01-129-7977: 5310-00-043-1754, 3110-00-555-5206, 5998-00-875-2833 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 98208?

Key specifications for 98208: Countersink Diameter: 0.180 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN; Raised Surface Height: 2.282 INCHES MINIMUM AND 2.290 INCHES MAXIMUM IN; Style Designator: HEXAGONAL; Mounting Hole Type: ROUND, UNTHREADED, COUNTERSUNK. 18 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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