PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SM-C-806905-1Autocollimator

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 6650-01-202-0421 · FSC 6650 · No Item Name Available
Verified by PartsTable
NSN 6650-01-202-0421 — this item is cataloged by the U.S. Government under National Stock Number 6650-01-202-0421. Primary manufacturer part number: SM-C-806905-1.
Features
  • Autocollimator — FSC 6650
  • General Characteristics Item Description: DUAL-AXIS;MAXIMUM USEABLE WORKINGDISTANCE: 150 FT,1.25 ARC MINUTES;FIELD OF VIEW: 26 ARC MINUTES;FOCAL LENGTH: 43 INCHES;MAGNIFICATION: 38X IN
  • 3 verified cross-references
  • Primary manufacturer: Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Autocollimator, cataloged under National Stock Number 6650-01-202-0421, is classified within Federal Supply Class 6650 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6650-01-202-0421
Primary Part NumberSM-C-806905-1
Item NameAutocollimator
FSC / FSG6650 / 66 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
General Characteristics Item DescriptionDUAL-AXIS;MAXIMUM USEABLE WORKINGDISTANCE: 150 FT,1.25 ARC MINUTES;FIELD OF VIEW: 26 ARC MINUTES;FOCAL LENGTH: 43 INCHES;MAGNIFICATION: 38X IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4931-00-994-7119D600 INTERCHANGEABLE
Collimator,telescope
Davidson Optronics Inc. Dba Doi Venture
6650-01-201-7591142/13 INTERCHANGEABLE
Autocollimator
Taylor Hobson Inc
Cross-Reference Index
Part NumberManufacturer
SM-C-806905-1 Davidson Optronics Inc. Dba Doi Venture (USA)
SM-C-806905-1 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
6650-1131-2200 Defense Supply Center Richmond Industrial Plant Equipment /dla/ (USA)
Related Parts
4931-00-994-7119INTERCHANGEABLE
COLLIMATOR,TELESCOPE
D600
6650-01-201-7591INTERCHANGEABLE
AUTOCOLLIMATOR
142/13

Frequently Asked Questions

What is NSN 6650-01-202-0421?

NSN 6650-01-202-0421 is a Autocollimator, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 6650 (No Item Name Available). Status: active.

What are the part numbers for NSN 6650-01-202-0421?

NSN 6650-01-202-0421 has 3 cross-referenced part numbers: SM-C-806905-1 (Davidson Optronics Inc. Dba Doi Venture), SM-C-806905-1 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 6650-1131-2200 (Defense Supply Center Richmond Industrial Plant Equipment /dla/).

What NSN replaces 6650-01-202-0421?

There are 2 known substitutes for 6650-01-202-0421: 4931-00-994-7119, 6650-01-201-7591. Verify interchangeability with system specifications before substitution.

What are the specifications of SM-C-806905-1?

Key specifications for SM-C-806905-1: General Characteristics Item Description: DUAL-AXIS;MAXIMUM USEABLE WORKINGDISTANCE: 150 FT,1.25 ARC MINUTES;FIELD OF VIEW: 26 ARC MINUTES;FOCAL LENGTH: 43 INCHES;MAGNIFICATION: 38X IN. 1 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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