PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RR-250SPRing,retaining

Spirolox Inc · NSN 5325-01-214-6079 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-01-214-6079 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-214-6079. Primary manufacturer part number: RR-250SP.
Features
  • Ring,retaining — FSC 5325
  • Casehardening Indicator: NOT CASEHARDENED
  • Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
  • Material: STEEL COMP 301
  • Surface Treatment: PASSIVATE
  • Material Document and Classification: AMS 5519 ASSN STD SINGLE MATERIAL RESPONSE
  • Usage Design: EXTERNAL
  • Major Thickness: 0.046 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
Applications
  • Applications requiring Steel Comp 301 construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-01-214-6079, 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. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-01-214-6079
Primary Part NumberRR-250SP
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerSpirolox Inc
StatusACTIVE
Casehardening IndicatorNOT CASEHARDENED
Surface Treatment Document and ClassificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
MaterialSTEEL COMP 301
Surface TreatmentPASSIVATE
Material Document and ClassificationAMS 5519 ASSN STD SINGLE MATERIAL RESPONSE
Usage DesignEXTERNAL
Major Thickness0.046 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
Ring StyleSPECIAL FLAT
Inside Diameter2.304 INCHES MINIMUM AND 2.345 INCHES MAXIMUM IN
Outside Diameter2.606 INCHES MINIMUM AND 2.631 INCHES MAXIMUM IN
Cross-Sectional Shape StyleDOUBLE OVAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5325-01-184-1797 INTERCHANGEABLE
Ring,retaining
5325-01-356-4424M27426-3160D INTERCHANGEABLE
Ring,retaining
Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix
Cross-Reference Index
Part NumberManufacturer
RR-250SP Spirolox Inc (USA)
WH-250-PA-S0-2-Z Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA)
M27426-3160D Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
J204P0250 General Electric Company (USA)
Related Parts
5325-01-184-1797INTERCHANGEABLE
RING,RETAINING
5325-01-356-4424INTERCHANGEABLE
RING,RETAINING
M27426-3160D

Frequently Asked Questions

What is NSN 5325-01-214-6079?

NSN 5325-01-214-6079 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 5325-01-214-6079?

NSN 5325-01-214-6079 has 4 cross-referenced part numbers: RR-250SP (Spirolox Inc), WH-250-PA-S0-2-Z (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company), M27426-3160D (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), J204P0250 (General Electric Company).

What NSN replaces 5325-01-214-6079?

There are 2 known substitutes for 5325-01-214-6079: 5325-01-184-1797, 5325-01-356-4424. Verify interchangeability with system specifications before substitution.

What are the specifications of RR-250SP?

Key specifications for RR-250SP: Casehardening Indicator: NOT CASEHARDENED; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE; Material: STEEL COMP 301; Surface Treatment: PASSIVATE. 11 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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