PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

45-0003Bearing Lower Shaft

Tri-State Precision, Inc. · NSN 4940-01-516-8331 · FSC 4940 · No Item Name Available
Verified by PartsTable
NSN 4940-01-516-8331 — this item is cataloged by the U.S. Government under National Stock Number 4940-01-516-8331. Primary manufacturer part number: 45-0003.
Features
  • Bearing Lower Shaft — FSC 4940
  • 1 verified cross-reference
  • Primary manufacturer: Tri-State Precision, Inc.
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing Lower Shaft, cataloged under National Stock Number 4940-01-516-8331, is classified within Federal Supply Class 4940 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Tri-State Precision, Inc.. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4940-01-516-8331
Primary Part Number45-0003
Item NameBearing Lower Shaft
FSC / FSG4940 / 49 — No Item Name Available
ManufacturerTri-State Precision, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5962-00-404-2559420-026-0 INTERCHANGEABLE
Microcircuit,digital
Rtp Corp
5935-00-624-9112DAM15PE INTERCHANGEABLE
Connector,receptacle,electrical
Itt Cannon Llc
5962-01-024-9309450003 INTERCHANGEABLE
Microcircuit,digital
Telemechanics Inc
1336-01-439-405845000-1 INTERCHANGEABLE
Actuator,explosive,rotary
Moog Inc Div Moog Inc., Space and Defense - Salt Lake City
5920-01-626-551845-0003 INTERCHANGEABLE
Fuse,enclosed Link
Aura Systems, Inc.
Cross-Reference Index
Part NumberManufacturer
45-0003 PRIMARY Tri-State Precision, Inc. (USA)
Related Parts
5962-00-404-2559INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
420-026-0
5935-00-624-9112INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
DAM15PE
5962-01-024-9309INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
450003
1336-01-439-4058INTERCHANGEABLE
ACTUATOR,EXPLOSIVE,ROTARY
45000-1
5920-01-626-5518INTERCHANGEABLE
FUSE,ENCLOSED LINK
45-0003

Frequently Asked Questions

What is NSN 4940-01-516-8331?

NSN 4940-01-516-8331 is a Bearing Lower Shaft, manufactured by Tri-State Precision, Inc., classified under FSC 4940 (No Item Name Available). Status: active.

What are the part numbers for NSN 4940-01-516-8331?

NSN 4940-01-516-8331 has 1 cross-referenced part number: 45-0003 (Tri-State Precision, Inc.).

What NSN replaces 4940-01-516-8331?

There are 5 known substitutes for 4940-01-516-8331: 5962-00-404-2559, 5935-00-624-9112, 5962-01-024-9309 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 45-0003?

Key specifications for 45-0003: Part Name Assigned by Controlling Agency: LOWER SHAFT BEARING; End Item Identification: MODEL 45 GLOBE VALVE GRINDER; Special Features: USED ON DRIVE ASSEMBLY OF MODEL 45, QTY 2PCS PER UNIT. 3 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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