PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SR3HNNV21FG-18BBearing,rotor

Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation · NSN 6615-00-680-6678 · FSC 6615 · No Item Name Available
Verified by PartsTable
NSN 6615-00-680-6678 — this item is cataloged by the U.S. Government under National Stock Number 6615-00-680-6678. Primary manufacturer part number: SR3HNNV21FG-18B.
Features
  • Bearing,rotor — FSC 6615
  • Reference Data and Literature: TECH ORDER 5N18-11-4 FIG 7, INDEX 9
  • 8 verified cross-references
  • Primary manufacturer: Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing,rotor, cataloged under National Stock Number 6615-00-680-6678, is classified within Federal Supply Class 6615 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6615-00-680-6678
Primary Part NumberSR3HNNV21FG-18B
Item NameBearing,rotor
FSC / FSG6615 / 66 — No Item Name Available
ManufacturerSchaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation
StatusCANCELLED
Reference Data and LiteratureTECH ORDER 5N18-11-4 FIG 7, INDEX 9
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6240-00-019-09181248 INTERCHANGEABLE
Lamp,incandescent
Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
5985-00-148-82321248 INTERCHANGEABLE
Circulator,radio Frequency
Raytheon Company Dba Raytheon
5120-00-203-4804 INTERCHANGEABLE
Wrench,open End
6145-00-233-54501870 INTERCHANGEABLE
Cable,special Purpose,electrical
Birnbach Co Inc
5120-00-277-8834 INTERCHANGEABLE
Wrench,box and Open End,combinat
5305-00-285-55761248 INTERCHANGEABLE
Screw,machine
Telemechanics Inc
9540-00-288-3731 INTERCHANGEABLE
Angle,structural
5940-00-331-1453124-169 INTERCHANGEABLE
Terminal,lug
Zierick Mfg Corp
6740-00-404-0083 INTERCHANGEABLE
Gate,main Casting
5365-00-487-27801248 INTERCHANGEABLE
Ring,grind,disposal
Sears, Roebuck and Co. Dba Sears Div Sears Commercial
Cross-Reference Index
Part NumberManufacturer
637-0011-001 Bfgoodrich Aerospace Component Overhaul and Repair Inc (USA)
637-0011-002 Acron Aviation, Inc. (USA)
637-0011-001 Acron Aviation, Inc. (USA)
R3HNNV11G18 Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA)
SR3HNNV21FG-18B PRIMARY Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA)
637-0011-002 Bfgoodrich Aerospace Component Overhaul and Repair Inc (USA)
1248 Bfgoodrich Aerospace Component Overhaul and Repair Inc (USA)
637-0081-001 PRIMARY Acron Aviation, Inc. (USA)
Related Parts
6240-00-019-0918INTERCHANGEABLE
LAMP,INCANDESCENT
1248
5985-00-148-8232INTERCHANGEABLE
CIRCULATOR,RADIO FREQUENCY
1248
5120-00-203-4804INTERCHANGEABLE
WRENCH,OPEN END
6145-00-233-5450INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
1870
5120-00-277-8834INTERCHANGEABLE
WRENCH,BOX AND OPEN END,COMBINAT
5305-00-285-5576INTERCHANGEABLE
SCREW,MACHINE
1248
9540-00-288-3731INTERCHANGEABLE
ANGLE,STRUCTURAL
5940-00-331-1453INTERCHANGEABLE
TERMINAL,LUG
124-169
6740-00-404-0083INTERCHANGEABLE
GATE,MAIN CASTING
5365-00-487-2780INTERCHANGEABLE
RING,GRIND,DISPOSAL
1248
5975-00-789-3384INTERCHANGEABLE
LOCKNUT,ELECTRICAL CONDUIT
GL200
5985-00-802-5508INTERCHANGEABLE
SUPPORT RING,ANTENNA

Frequently Asked Questions

What is NSN 6615-00-680-6678?

NSN 6615-00-680-6678 is a Bearing,rotor, manufactured by Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation, classified under FSC 6615 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6615-00-680-6678?

NSN 6615-00-680-6678 has 8 cross-referenced part numbers: 637-0011-001 (Bfgoodrich Aerospace Component Overhaul and Repair Inc), 637-0011-002 (Acron Aviation, Inc.), 637-0011-001 (Acron Aviation, Inc.), R3HNNV11G18 (Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation), SR3HNNV21FG-18B (Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation) and 3 more.

What NSN replaces 6615-00-680-6678?

There are 12 known substitutes for 6615-00-680-6678: 6240-00-019-0918, 5985-00-148-8232, 5120-00-203-4804 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SR3HNNV21FG-18B?

Key specifications for SR3HNNV21FG-18B: Reference Data and Literature: TECH ORDER 5N18-11-4 FIG 7, INDEX 9; End Item Identification: PART NUMBER 652-0052-901 ROTOR HOUSING ASSEMBLY. 2 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6615-00-680-6678 still in active supply?

NSN 6615-00-680-6678 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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