PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

107221Mirror,optical Instrument

Astronautics Corporation of America · NSN 6650-00-125-0439 · FSC 6650 · No Item Name Available
Verified by PartsTable
NSN 6650-00-125-0439 — this item is cataloged by the U.S. Government under National Stock Number 6650-00-125-0439. Primary manufacturer part number: 107221.
Features
  • Mirror,optical Instrument — FSC 6650
  • Unable to Decode: UNABLE TO DECODE
  • Beveled Edge Location and Quantity: 2 LONG AND 2 SHORT
  • FSC Application Data: MIRROR,OPTICAL INSTRUMENT AIRBORNE INTERTIAL NAVIGATIONAL SYSTEMS
  • Material: GLASS LOCATION NOT OTHERWISE SPECIFIED
  • Length: 1.145 INCHES NOMINAL IN
  • Bevel Angle in Deg: 45.000 NOMINAL
  • Thickness: 0.250 INCHES NOMINAL IN
Applications
  • Applications requiring Glass Location Not Otherwise Specified construction
General Description

The Mirror,optical Instrument, cataloged under National Stock Number 6650-00-125-0439, is classified within Federal Supply Class 6650 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Astronautics Corporation of America. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6650-00-125-0439
Primary Part Number107221
Item NameMirror,optical Instrument
FSC / FSG6650 / 66 — No Item Name Available
ManufacturerAstronautics Corporation of America
StatusACTIVE
Unable to DecodeUNABLE TO DECODE
Beveled Edge Location and Quantity2 LONG AND 2 SHORT
FSC Application DataMIRROR,OPTICAL INSTRUMENT AIRBORNE INTERTIAL NAVIGATIONAL SYSTEMS
MaterialGLASS LOCATION NOT OTHERWISE SPECIFIED
Length1.145 INCHES NOMINAL IN
Bevel Angle in Deg45.000 NOMINAL
Thickness0.250 INCHES NOMINAL IN
Width0.780 INCHES NOMINAL IN
Bevel Depth0.188 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3110-00-100-360144150 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
5940-01-007-6862 INTERCHANGEABLE
Terminal,feedthru
4130-01-055-8987 INTERCHANGEABLE
Float Valve,tank Assembly
4310-01-345-8873107221 INTERCHANGEABLE
Compressor,reciprocating
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
Cross-Reference Index
Part NumberManufacturer
107221 PRIMARY Astronautics Corporation of America (USA)
Related Parts
3110-00-100-3601INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
44150
5940-01-007-6862INTERCHANGEABLE
TERMINAL,FEEDTHRU
4130-01-055-8987INTERCHANGEABLE
FLOAT VALVE,TANK ASSEMBLY
4310-01-345-8873INTERCHANGEABLE
COMPRESSOR,RECIPROCATING
107221

Frequently Asked Questions

What is NSN 6650-00-125-0439?

NSN 6650-00-125-0439 is a Mirror,optical Instrument, manufactured by Astronautics Corporation of America, classified under FSC 6650 (No Item Name Available). Status: active.

What are the part numbers for NSN 6650-00-125-0439?

NSN 6650-00-125-0439 has 1 cross-referenced part number: 107221 (Astronautics Corporation of America).

What NSN replaces 6650-00-125-0439?

There are 4 known substitutes for 6650-00-125-0439: 3110-00-100-3601, 5940-01-007-6862, 4130-01-055-8987 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 107221?

Key specifications for 107221: Unable to Decode: UNABLE TO DECODE; Beveled Edge Location and Quantity: 2 LONG AND 2 SHORT; FSC Application Data: MIRROR,OPTICAL INSTRUMENT AIRBORNE INTERTIAL NAVIGATIONAL SYSTEMS; Material: GLASS LOCATION NOT OTHERWISE SPECIFIED. 9 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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