PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

R26871Ring,retaining

Deere & Co · NSN 5325-00-811-6643 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-811-6643 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-811-6643. Primary manufacturer part number: R26871.
Features
  • Ring,retaining — FSC 5325
  • Cross-Sectional Shape Style: RECTANGULAR
  • Ring Style: E
  • Material: STEEL
  • Material Document and Classification: FED STD 66B, NO.S 1066 THRU 1090 FED STD SINGLE MATERIAL RESPONSE
  • Inside Diameter: 0.392 INCHES NOMINAL IN
  • Major Thickness: 0.042 INCHES NOMINAL IN
  • Casehardening Indicator: NOT CASEHARDENED
Applications
  • Applications requiring Steel construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-811-6643, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Deere & Co. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5325-00-811-6643
Primary Part NumberR26871
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerDeere & Co
StatusCANCELLED
Cross-Sectional Shape StyleRECTANGULAR
Ring StyleE
MaterialSTEEL
Material Document and ClassificationFED STD 66B, NO.S 1066 THRU 1090 FED STD SINGLE MATERIAL RESPONSE
Inside Diameter0.392 INCHES NOMINAL IN
Major Thickness0.042 INCHES NOMINAL IN
Casehardening IndicatorNOT CASEHARDENED
Usage DesignEXTERNAL
Material Hardness Rating47.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
4130-00-691-6253122546 INTERCHANGEABLE
Filter Element,air Conditioning
Falls Filtration Technologies, Inc.
4730-00-939-2723513350 INTERCHANGEABLE
Nut,tube Coupling
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
2910-01-274-53784064A INTERCHANGEABLE
Thermostat,choke,automotive
Honeywell International, Inc Dba Honeywell International Div Honeywell Energy Solutions Group
6740-01-428-0906743609 INTERCHANGEABLE
Printer,projection,photographic
Ilford Imaging Usa Inc
Cross-Reference Index
Part NumberManufacturer
R26871 Deere & Co (USA)
513350 Truarc Company Llc Dba Waldes Truarc (USA)
743609 Dana Off Highway Products, Llc (USA)
N1500-50CD Seeger Inc Anderton-United Products Div (USA)
N1500-50AS Seeger Inc Anderton-United Products Div (USA)
N1500-50CD Truarc Company Llc Dba Waldes Truarc (USA)
5133-50 Truarc Company Llc Dba Waldes Truarc (USA)
743609 Clark Equipment Co (USA)
N1500-50 Seeger Inc Anderton-United Products Div (USA)
MS16633-50 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
82570-108 Woodward, Inc. (USA)
R1000-50 Spaenaur Inc (CAN)
5597463 Am General Llc (USA)
122546 Eaton Aerospace, Llc Dba Jackson South (USA)
Related Parts
4130-00-691-6253INTERCHANGEABLE
FILTER ELEMENT,AIR CONDITIONING
122546
4730-00-939-2723INTERCHANGEABLE
NUT,TUBE COUPLING
513350
2910-01-274-5378INTERCHANGEABLE
THERMOSTAT,CHOKE,AUTOMOTIVE
4064A
6740-01-428-0906INTERCHANGEABLE
PRINTER,PROJECTION,PHOTOGRAPHIC
743609

Frequently Asked Questions

What is NSN 5325-00-811-6643?

NSN 5325-00-811-6643 is a Ring,retaining, manufactured by Deere & Co, classified under FSC 5325 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5325-00-811-6643?

NSN 5325-00-811-6643 has 14 cross-referenced part numbers: R26871 (Deere & Co), 513350 (Truarc Company Llc Dba Waldes Truarc), 743609 (Dana Off Highway Products, Llc), N1500-50CD (Seeger Inc Anderton-United Products Div), N1500-50AS (Seeger Inc Anderton-United Products Div) and 9 more.

What NSN replaces 5325-00-811-6643?

There are 4 known substitutes for 5325-00-811-6643: 4130-00-691-6253, 4730-00-939-2723, 2910-01-274-5378 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of R26871?

Key specifications for R26871: Cross-Sectional Shape Style: RECTANGULAR; Ring Style: E; Material: STEEL; Material Document and Classification: FED STD 66B, NO.S 1066 THRU 1090 FED STD SINGLE MATERIAL RESPONSE. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5325-00-811-6643 still in active supply?

NSN 5325-00-811-6643 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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