PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RS-50SRing,retaining

Northrop Grumman Systems Corporation · NSN 5325-01-563-1812 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-01-563-1812 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-563-1812. Primary manufacturer part number: RS-50S.
Features
  • Ring,retaining — FSC 5325
  • 3 verified cross-references
  • Primary manufacturer: Northrop Grumman Systems Corporation
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Ring,retaining, cataloged under National Stock Number 5325-01-563-1812, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Northrop Grumman Systems Corporation. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-01-563-1812
Primary Part NumberRS-50S
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5325-00-836-4445RS50S INTERCHANGEABLE
Ring,retaining
Spirolox Inc
5325-00-937-8155308597 INTERCHANGEABLE
Ring,retaining
Eaton Aerospace, Llc Dba Jackson South
7310-01-008-3320 INTERCHANGEABLE
Sandwich Unit,refrigerated
Cross-Reference Index
Part NumberManufacturer
RS-50S PRIMARY Northrop Grumman Systems Corporation (USA)
RS-50S Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
RS-50S Northrop Grumman Systems Corporation (USA)
Related Parts
5325-00-836-4445INTERCHANGEABLE
RING,RETAINING
RS50S
5325-00-937-8155INTERCHANGEABLE
RING,RETAINING
308597
7310-01-008-3320INTERCHANGEABLE
SANDWICH UNIT,REFRIGERATED

Frequently Asked Questions

What is NSN 5325-01-563-1812?

NSN 5325-01-563-1812 is a Ring,retaining, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-01-563-1812?

NSN 5325-01-563-1812 has 3 cross-referenced part numbers: RS-50S (Northrop Grumman Systems Corporation), RS-50S (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), RS-50S (Northrop Grumman Systems Corporation).

What NSN replaces 5325-01-563-1812?

There are 3 known substitutes for 5325-01-563-1812: 5325-00-836-4445, 5325-00-937-8155, 7310-01-008-3320. Verify interchangeability with system specifications before substitution.

What are the specifications of RS-50S?

Key specifications for RS-50S: End Item Identification: MQ-8B VERTICAL TAKEOFF AND LANDING UNMANNED AERIAL VEHICLE,VTUAV; Part Name Assigned by Controlling Agency: INAVY RING,RETAINING. 2 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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