PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

41801Plate,retaining,bearing

Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems · NSN 3110-00-077-2920 · FSC 3110 · No Item Name Available
Verified by PartsTable
NSN 3110-00-077-2920 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-077-2920. Primary manufacturer part number: 41801.
Features
  • Plate,retaining,bearing — FSC 3110
  • 1 verified cross-reference
  • Primary manufacturer: Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Plate,retaining,bearing, cataloged under National Stock Number 3110-00-077-2920, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePlate,retaining,bearing
FSC / FSG3110 — No Item Name Available (FSG 31)
ManufacturersUndersea Sensor Systems Inc Div Ultra Sonobuoy Systems (CAGE 50027)
Technical Specifications
ParameterValue
NSN3110-00-077-2920
Primary Part Number41801
Item NamePlate,retaining,bearing
FSC / FSG3110 / 31 — No Item Name Available
ManufacturerUndersea Sensor Systems Inc Div Ultra Sonobuoy Systems
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2520-00-734-95576340 INTERCHANGEABLE
Shaft Main Splined
Trackmobile Llc
5985-01-506-3974418-01 INTERCHANGEABLE
Coupler,antenna
Cobham Electronic Systems Sigint Inc. Dba Cobham Defense Electronics
Cross-Reference Index
Part NumberManufacturer
41801 PRIMARY Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems (USA)
Related Parts
2520-00-734-9557INTERCHANGEABLE
SHAFT MAIN SPLINED
6340
5985-01-506-3974INTERCHANGEABLE
COUPLER,ANTENNA
418-01

Frequently Asked Questions

What is NSN 3110-00-077-2920?

NSN 3110-00-077-2920 is a Plate,retaining,bearing, manufactured by Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems, classified under FSC 3110 (No Item Name Available). Status: active.

What are the part numbers for NSN 3110-00-077-2920?

NSN 3110-00-077-2920 has 1 cross-referenced part number: 41801 (Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems).

What NSN replaces 3110-00-077-2920?

There are 2 known substitutes for 3110-00-077-2920: 2520-00-734-9557, 5985-01-506-3974. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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