PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1920Mirror,optical Instrument

Edmund Optics, Inc · NSN 6650-01-061-0613 · FSC 6650 · No Item Name Available
Verified by PartsTable
NSN 6650-01-061-0613 — this item is cataloged by the U.S. Government under National Stock Number 6650-01-061-0613. Primary manufacturer part number: 1920.
Features
  • Mirror,optical Instrument — FSC 6650
  • Diameter: 2.000 INCHES NOMINAL IN
  • Thickness: 0.460 INCHES MINIMUM AND 0.540 INCHES MAXIMUM IN
  • 1 verified cross-reference
  • Primary manufacturer: Edmund Optics, Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Mirror,optical Instrument, cataloged under National Stock Number 6650-01-061-0613, is classified within Federal Supply Class 6650 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Edmund Optics, Inc. Government technical data includes 2 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6650-01-061-0613
Primary Part Number1920
Item NameMirror,optical Instrument
FSC / FSG6650 / 66 — No Item Name Available
ManufacturerEdmund Optics, Inc
StatusACTIVE
Diameter2.000 INCHES NOMINAL IN
Thickness0.460 INCHES MINIMUM AND 0.540 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-172-0044AS15005-2 INTERCHANGEABLE
Fitting,lubrication
Sae International Dba Sae International
5310-00-209-2028 INTERCHANGEABLE
Washer,lock
5120-00-293-3481 INTERCHANGEABLE
Pliers
3455-00-476-07721725-2000 INTERCHANGEABLE
Cutter,milling,end
New York Twist Drill Inc
5905-00-542-8058 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
5950-00-648-2525 INTERCHANGEABLE
Transformer,audio Frequency
3920-00-786-4296952252 INTERCHANGEABLE
Wiper,rod
Dana Off Highway Products, Llc
6625-00-976-1142 INTERCHANGEABLE
Fork,lateral Pulley
3455-01-024-99171725-0750 INTERCHANGEABLE
Cutter,milling,end
New York Twist Drill Inc
3455-01-026-255315494 INTERCHANGEABLE
Cutter,milling,end
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
Cross-Reference Index
Part NumberManufacturer
1920 PRIMARY Edmund Optics, Inc (USA)
Related Parts
4730-00-172-0044INTERCHANGEABLE
FITTING,LUBRICATION
AS15005-2
5310-00-209-2028INTERCHANGEABLE
WASHER,LOCK
5120-00-293-3481INTERCHANGEABLE
PLIERS
3455-00-476-0772INTERCHANGEABLE
CUTTER,MILLING,END
1725-2000
5905-00-542-8058INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
5950-00-648-2525INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
3920-00-786-4296INTERCHANGEABLE
WIPER,ROD
952252
6625-00-976-1142INTERCHANGEABLE
FORK,LATERAL PULLEY
3455-01-024-9917INTERCHANGEABLE
CUTTER,MILLING,END
1725-0750
3455-01-026-2553INTERCHANGEABLE
CUTTER,MILLING,END
15494
3455-01-045-3365INTERCHANGEABLE
CUTTER,MILLING,END
1725-0500
5998-01-049-3534INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
1920

Frequently Asked Questions

What is NSN 6650-01-061-0613?

NSN 6650-01-061-0613 is a Mirror,optical Instrument, manufactured by Edmund Optics, Inc, classified under FSC 6650 (No Item Name Available). Status: active.

What are the part numbers for NSN 6650-01-061-0613?

NSN 6650-01-061-0613 has 1 cross-referenced part number: 1920 (Edmund Optics, Inc).

What NSN replaces 6650-01-061-0613?

There are 12 known substitutes for 6650-01-061-0613: 4730-00-172-0044, 5310-00-209-2028, 5120-00-293-3481 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1920?

Key specifications for 1920: Diameter: 2.000 INCHES NOMINAL IN; Thickness: 0.460 INCHES MINIMUM AND 0.540 INCHES MAXIMUM IN. 2 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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