PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

N5001-87-S-MDRing,retaining

Truarc Company Llc Dba Waldes Truarc · NSN 5325-00-069-5440 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-069-5440 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-069-5440. Primary manufacturer part number: N5001-87-S-MD.
Features
  • Ring,retaining — FSC 5325
  • Ring Style: INTERNAL BOWED
  • Major Thickness: 0.042 INCHES NOMINAL IN
  • End Play Takeup: 0.020 INCHES MAXIMUM IN
  • Material: STEEL
  • Surface Treatment: CADMIUM AND CHROMATE
  • Material Document and Classification: FED STD 66,AISI C1066 THRU C1090 FED STD SINGLE MATERIAL RESPONSE OR SAE 1070 THRU 1090 ASSN STD SINGLE MATERIAL RESPONSE
  • Casehardening Indicator: NOT CASEHARDENED
Applications
  • Applications requiring Steel construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-069-5440, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Truarc Company Llc Dba Waldes Truarc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5325-00-069-5440
Primary Part NumberN5001-87-S-MD
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerTruarc Company Llc Dba Waldes Truarc
StatusCANCELLED
Ring StyleINTERNAL BOWED
Major Thickness0.042 INCHES NOMINAL IN
End Play Takeup0.020 INCHES MAXIMUM IN
MaterialSTEEL
Surface TreatmentCADMIUM AND CHROMATE
Material Document and ClassificationFED STD 66,AISI C1066 THRU C1090 FED STD SINGLE MATERIAL RESPONSE OR SAE 1070 THRU 1090 ASSN STD SINGLE MATERIAL RESPONSE
Casehardening IndicatorNOT CASEHARDENED
Usage DesignINTERNAL
Material Hardness Rating63.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 69.5 ROCKWELL SUPERFICIAL 30-N MAXIMUM
Outside Diameter0.956 INCHES MINIMUM AND 0.986 INCHES MAXIMUM IN
Cross-Sectional Shape StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
3110-00-100-0211BT355 INTERCHANGEABLE
Cone and Rollers,tapered Roller
Ntn Bearing Corporation of America
5950-00-523-738624534-2 INTERCHANGEABLE
Coil,radio Frequency
Telephonics Corp/prd Instruments
4130-00-733-6787500187 INTERCHANGEABLE
Screen,strainer
Hartford Compressors Inc
Cross-Reference Index
Part NumberManufacturer
N5001-87-S-MD Truarc Company Llc Dba Waldes Truarc (USA)
MS16629-1087 Leonardo Spa Helicopters Division - Production Site (ITA)
362-1013P15 Raytheon Company Div Corp (USA)
N5001-87MD Truarc Company Llc Dba Waldes Truarc (USA)
MS16629-1087 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
N5001-87-S-MD Rotor Clip Company, Inc. (USA)
5001-87 Truarc Company Llc Dba Waldes Truarc (USA)
3001-X87-S7-CD Rotor Clip Company, Inc. (USA)
N5001-87MD Rotor Clip Company, Inc. (USA)
3001-X87-S7-CD Truarc Co Llc (USA)
Related Parts
3110-00-100-0211INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
BT355
5950-00-523-7386INTERCHANGEABLE
COIL,RADIO FREQUENCY
24534-2
4130-00-733-6787INTERCHANGEABLE
SCREEN,STRAINER
500187

Frequently Asked Questions

What is NSN 5325-00-069-5440?

NSN 5325-00-069-5440 is a Ring,retaining, manufactured by Truarc Company Llc Dba Waldes Truarc, classified under FSC 5325 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5325-00-069-5440?

NSN 5325-00-069-5440 has 10 cross-referenced part numbers: N5001-87-S-MD (Truarc Company Llc Dba Waldes Truarc), MS16629-1087 (Leonardo Spa Helicopters Division - Production Site), 362-1013P15 (Raytheon Company Div Corp), N5001-87MD (Truarc Company Llc Dba Waldes Truarc), MS16629-1087 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 5 more.

What NSN replaces 5325-00-069-5440?

There are 3 known substitutes for 5325-00-069-5440: 3110-00-100-0211, 5950-00-523-7386, 4130-00-733-6787. Verify interchangeability with system specifications before substitution.

What are the specifications of N5001-87-S-MD?

Key specifications for N5001-87-S-MD: Ring Style: INTERNAL BOWED; Major Thickness: 0.042 INCHES NOMINAL IN; End Play Takeup: 0.020 INCHES MAXIMUM IN; Material: STEEL. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5325-00-069-5440 still in active supply?

NSN 5325-00-069-5440 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.
PartsTable Design LLC · partstable.com