PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

GR12-40X60MMSpotting Instrument,optical

Leupold & Stevens Inc · NSN 6650-01-491-0246 · FSC 6650 · No Item Name Available
Verified by PartsTable
NSN 6650-01-491-0246 — this item is cataloged by the U.S. Government under National Stock Number 6650-01-491-0246. Primary manufacturer part number: GR12-40X60MM.
Features
  • Spotting Instrument,optical — FSC 6650
  • Objective Aperture Diameter: 60.0 MILLIMETERS NOMINAL MM
  • Straight Type Overall Length: 11.500 INCHES NOMINAL IN
  • Magnification Type: VARIABLE
  • Magnification: 12.0X MINIMUM AND 40.0X MAXIMUM
  • Optical Device Type: LENS
  • Carrying Case: NOT PROVIDED
  • 2 verified cross-references
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Spotting Instrument,optical, cataloged under National Stock Number 6650-01-491-0246, is classified within Federal Supply Class 6650 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Leupold & Stevens Inc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6650-01-491-0246
Primary Part NumberGR12-40X60MM
Item NameSpotting Instrument,optical
FSC / FSG6650 / 66 — No Item Name Available
ManufacturerLeupold & Stevens Inc
StatusACTIVE
Objective Aperture Diameter60.0 MILLIMETERS NOMINAL MM
Straight Type Overall Length11.500 INCHES NOMINAL IN
Magnification TypeVARIABLE
Magnification12.0X MINIMUM AND 40.0X MAXIMUM
Optical Device TypeLENS
Carrying CaseNOT PROVIDED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5995-00-258-3683 INTERCHANGEABLE
Cable Assembly,power,electrical
4820-01-165-604247878 INTERCHANGEABLE
Stem,fluid Valve
Leslie Controls, Inc. Dba Leslie Controls Inc
6240-01-344-508150ER30PK/120V INTERCHANGEABLE
Lamp,incandescent
Gte Products Corp Sylvania Miniature Lighting Div
Cross-Reference Index
Part NumberManufacturer
GR12-40X60MM Leupold & Stevens Inc (USA)
47878 Leupold & Stevens Inc (USA)
Related Parts
5995-00-258-3683INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
4820-01-165-6042INTERCHANGEABLE
STEM,FLUID VALVE
47878
6240-01-344-5081INTERCHANGEABLE
LAMP,INCANDESCENT
50ER30PK/120V

Frequently Asked Questions

What is NSN 6650-01-491-0246?

NSN 6650-01-491-0246 is a Spotting Instrument,optical, manufactured by Leupold & Stevens Inc, classified under FSC 6650 (No Item Name Available). Status: active.

What are the part numbers for NSN 6650-01-491-0246?

NSN 6650-01-491-0246 has 2 cross-referenced part numbers: GR12-40X60MM (Leupold & Stevens Inc), 47878 (Leupold & Stevens Inc).

What NSN replaces 6650-01-491-0246?

There are 3 known substitutes for 6650-01-491-0246: 5995-00-258-3683, 4820-01-165-6042, 6240-01-344-5081. Verify interchangeability with system specifications before substitution.

What are the specifications of GR12-40X60MM?

Key specifications for GR12-40X60MM: Objective Aperture Diameter: 60.0 MILLIMETERS NOMINAL MM; Straight Type Overall Length: 11.500 INCHES NOMINAL IN; Magnification Type: VARIABLE; Magnification: 12.0X MINIMUM AND 40.0X MAXIMUM. 7 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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