PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RRN185Ring,retaining

Spirolox Inc · NSN 5325-00-403-5213 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-403-5213 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-403-5213. Primary manufacturer part number: RRN185.
Features
  • Ring,retaining — FSC 5325
  • 2 verified cross-references
  • Primary manufacturer: Spirolox Inc
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-403-5213, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Spirolox Inc. This item has 2 commercial cross-references from 2 manufacturers, 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 NameRing,retaining
FSC / FSG5325 — No Item Name Available (FSG 53)
ManufacturersRtx Corporation Dba Pratt & Whitney Div Pratt &whitney (CAGE 77445); Spirolox Inc (CAGE 80756)
Technical Specifications
ParameterValue
NSN5325-00-403-5213
Primary Part NumberRRN185
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerSpirolox Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5325-00-809-3389 INTERCHANGEABLE
Ring,retaining
5305-01-395-0841470.562 INTERCHANGEABLE
Screw,tapping
Webasto Thermo & Comfort North America, Inc. Div Webasto Product North America, Inc
Cross-Reference Index
Part NumberManufacturer
470562 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
RRN185 PRIMARY Spirolox Inc (USA)
Related Parts
5325-00-809-3389INTERCHANGEABLE
RING,RETAINING
5305-01-395-0841INTERCHANGEABLE
SCREW,TAPPING
470.562

Frequently Asked Questions

What is NSN 5325-00-403-5213?

NSN 5325-00-403-5213 is a Ring,retaining, manufactured by Spirolox Inc, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-00-403-5213?

NSN 5325-00-403-5213 has 2 cross-referenced part numbers: 470562 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), RRN185 (Spirolox Inc).

What NSN replaces 5325-00-403-5213?

There are 2 known substitutes for 5325-00-403-5213: 5325-00-809-3389, 5305-01-395-0841. Verify interchangeability with system specifications before substitution.

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