PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

45-0012Retainer Upper Bear

Tri-State Precision, Inc. · NSN 4940-01-516-8334 · FSC 4940 · No Item Name Available
Verified by PartsTable
NSN 4940-01-516-8334 — this item is cataloged by the U.S. Government under National Stock Number 4940-01-516-8334. Primary manufacturer part number: 45-0012.
Features
  • Retainer Upper Bear — FSC 4940
  • 1 verified cross-reference
  • Primary manufacturer: Tri-State Precision, Inc.
Applications
  • Maintenance depot operations
  • Field repair and servicing
  • Vehicle maintenance facilities
General Description

The Retainer Upper Bear, cataloged under National Stock Number 4940-01-516-8334, 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4940-01-516-8334
Primary Part Number45-0012
Item NameRetainer Upper Bear
FSC / FSG4940 / 49 — No Item Name Available
ManufacturerTri-State Precision, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3040-00-192-6198450012 INTERCHANGEABLE
Cam,control
Lockheed Martin Corp
5905-00-500-870845000-2 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
5962-01-024-2935450012 INTERCHANGEABLE
Microcircuit,digital
Telemechanics Inc
3040-01-220-645979-0068 INTERCHANGEABLE
Cam,control
Mgr Equipment Corp
5998-01-241-0180 INTERCHANGEABLE
Circuit Card Assembly
1075-01-658-34274500-1-2 INTERCHANGEABLE
Thruster Assembly
Lockheed Martin Corporation Dba Lockheed Martin Aerostructures Div Rms
Cross-Reference Index
Part NumberManufacturer
45-0012 PRIMARY Tri-State Precision, Inc. (USA)
Related Parts
3040-00-192-6198INTERCHANGEABLE
CAM,CONTROL
450012
5905-00-500-8708INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
45000-2
5962-01-024-2935INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
450012
3040-01-220-6459INTERCHANGEABLE
CAM,CONTROL
79-0068
5998-01-241-0180INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
1075-01-658-3427INTERCHANGEABLE
THRUSTER ASSEMBLY
4500-1-2

Frequently Asked Questions

What is NSN 4940-01-516-8334?

NSN 4940-01-516-8334 is a Retainer Upper Bear, manufactured by Tri-State Precision, Inc., classified under FSC 4940 (No Item Name Available). Status: active.

What are the part numbers for NSN 4940-01-516-8334?

NSN 4940-01-516-8334 has 1 cross-referenced part number: 45-0012 (Tri-State Precision, Inc.).

What NSN replaces 4940-01-516-8334?

There are 6 known substitutes for 4940-01-516-8334: 3040-00-192-6198, 5905-00-500-8708, 5962-01-024-2935 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 45-0012?

Key specifications for 45-0012: Special Features: USED ON DRIVE ASSEMBLY OF MODEL 45; QTY OF 1PC PER UNIT; Part Name Assigned by Controlling Agency: UPPER BEARING RETAINER; End Item Identification: MODEL 45 GLOBE VALVE GRINDER. 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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