PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

N5001-137-S-MFRing,retaining

Rotor Clip Company, Inc. · NSN 5325-00-252-7750 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-252-7750 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-252-7750. Primary manufacturer part number: N5001-137-S-MF.
Features
  • Ring,retaining — FSC 5325
  • Usage Design: INTERNAL
  • End Play Takeup: 0.020 INCHES MAXIMUM IN
  • Material: STEEL
  • Surface Treatment: CADMIUM
  • Material Document and Classification: FED STD 66,1066 TO 1090 FED STD SINGLE MATERIAL RESPONSE
  • Major Thickness: 0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
  • Outside Diameter: 1.476 INCHES MINIMUM AND 1.501 INCHES MAXIMUM IN
Applications
  • Applications requiring Steel construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-252-7750, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rotor Clip Company, Inc.. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 16 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5325-00-252-7750
Primary Part NumberN5001-137-S-MF
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerRotor Clip Company, Inc.
StatusCANCELLED
Usage DesignINTERNAL
End Play Takeup0.020 INCHES MAXIMUM IN
MaterialSTEEL
Surface TreatmentCADMIUM
Material Document and ClassificationFED STD 66,1066 TO 1090 FED STD SINGLE MATERIAL RESPONSE
Major Thickness0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
Outside Diameter1.476 INCHES MINIMUM AND 1.501 INCHES MAXIMUM IN
Cross-Sectional Shape StyleRECTANGULAR
Ring StyleINTERNAL BOWED
Casehardening IndicatorNOT CASEHARDENED
Material Hardness Rating47.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
3110-00-100-0282559 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
5985-01-696-4459140656 INTERCHANGEABLE
Antenna
Intercomp Co
Cross-Reference Index
Part NumberManufacturer
N5001-137-S-MF Rotor Clip Company, Inc. (USA)
N5001-137MD Rotor Clip Company, Inc. (USA)
N5001-137MD Truarc Company Llc Dba Waldes Truarc (USA)
140-656 Raytheon Company Div Corp (USA)
T1BR137SCP Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems (USA)
TIBR137SP Honeywell Intl Inc Defense Avionics Systems (USA)
N5001-137-S-MD Rotor Clip Company, Inc. (USA)
N5001-137-S-MD Truarc Company Llc Dba Waldes Truarc (USA)
MS16629-1137 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
T1BR137SCP Honeywell Intl Inc Defense Avionics Systems (USA)
MIL-R-21248 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
3001-137-ST-CD Truarc Co Llc (USA)
N5001-137-S-MF Truarc Company Llc Dba Waldes Truarc (USA)
3X117731 Eaton Aerospace, Llc Dba Jackson South (USA)
TIBR137SCP Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems (USA)
140-656 Raytheon Company Dba Raytheon Co (USA)
Related Parts
3110-00-100-0282INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
559
5985-01-696-4459INTERCHANGEABLE
ANTENNA
140656

Frequently Asked Questions

What is NSN 5325-00-252-7750?

NSN 5325-00-252-7750 is a Ring,retaining, manufactured by Rotor Clip Company, Inc., classified under FSC 5325 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5325-00-252-7750?

NSN 5325-00-252-7750 has 16 cross-referenced part numbers: N5001-137-S-MF (Rotor Clip Company, Inc.), N5001-137MD (Rotor Clip Company, Inc.), N5001-137MD (Truarc Company Llc Dba Waldes Truarc), 140-656 (Raytheon Company Div Corp), T1BR137SCP (Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems) and 11 more.

What NSN replaces 5325-00-252-7750?

There are 2 known substitutes for 5325-00-252-7750: 3110-00-100-0282, 5985-01-696-4459. Verify interchangeability with system specifications before substitution.

What are the specifications of N5001-137-S-MF?

Key specifications for N5001-137-S-MF: Usage Design: INTERNAL; End Play Takeup: 0.020 INCHES MAXIMUM IN; Material: STEEL; Surface Treatment: CADMIUM. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5325-00-252-7750 still in active supply?

NSN 5325-00-252-7750 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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