PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

Z2-3Ring,retaining

National Weather Service Dba National Weather Service Ohd1 Div Office of Operational Systems · NSN 5325-01-443-6551 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-01-443-6551 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-443-6551. Primary manufacturer part number: Z2-3.
Features
  • Ring,retaining — FSC 5325
  • 2 verified cross-references
  • Primary manufacturer: National Weather Service Dba National Weather Service Ohd1 Div Office of Operational Systems
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Ring,retaining, cataloged under National Stock Number 5325-01-443-6551, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Weather Service Dba National Weather Service Ohd1 Div Office of Operational Systems. 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
NSN5325-01-443-6551
Primary Part NumberZ2-3
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerNational Weather Service Dba National Weather Service Ohd1 Div Office of Operational Systems
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3110-00-227-4947294635 INTERCHANGEABLE
Bearing,ball,pivot
Lockheed Martin Corporation Div Rms - Mitchel Field
5325-00-298-6564 INTERCHANGEABLE
Ring,retaining
5325-00-616-4834Z2-3 INTERCHANGEABLE
Ring,retaining
Roller Bearing Co of America, Inc Div Pic Design
5935-00-686-0437223RED INTERCHANGEABLE
Jack,tip
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
Cross-Reference Index
Part NumberManufacturer
Z2-3 Roller Bearing Co of America, Inc Div Pic Design (USA)
Z2-3 PRIMARY National Weather Service Dba National Weather Service Ohd1 Div Office of Operational Systems (USA)
Related Parts
3110-00-227-4947INTERCHANGEABLE
BEARING,BALL,PIVOT
294635
5325-00-298-6564INTERCHANGEABLE
RING,RETAINING
5325-00-616-4834INTERCHANGEABLE
RING,RETAINING
Z2-3
5935-00-686-0437INTERCHANGEABLE
JACK,TIP
223RED

Frequently Asked Questions

What is NSN 5325-01-443-6551?

NSN 5325-01-443-6551 is a Ring,retaining, manufactured by National Weather Service Dba National Weather Service Ohd1 Div Office of Operational Systems, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-01-443-6551?

NSN 5325-01-443-6551 has 2 cross-referenced part numbers: Z2-3 (Roller Bearing Co of America, Inc Div Pic Design), Z2-3 (National Weather Service Dba National Weather Service Ohd1 Div Office of Operational Systems).

What NSN replaces 5325-01-443-6551?

There are 4 known substitutes for 5325-01-443-6551: 3110-00-227-4947, 5325-00-298-6564, 5325-00-616-4834 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of Z2-3?

Key specifications for Z2-3: End Item Identification: NEXT GENERATION RADAR (NEXRAD). 1 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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