PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

901Theodolite,surveying

Brunson Instrument Company Dba Brunson Instrument Co · NSN 6675-00-990-5993 · FSC 6675 · No Item Name Available
Verified by PartsTable
NSN 6675-00-990-5993 — this item is cataloged by the U.S. Government under National Stock Number 6675-00-990-5993. Primary manufacturer part number: 901.
Features
  • Theodolite,surveying — FSC 6675
  • Accessory Components and Quantity: ANY ACCEPTABLE
  • Horizontal Base Detachable Tribrach: INCLUDED
  • Sighting Device Type: TELESCOPE
  • Container Material and Type: METAL CARRYING CASE AND WOOD TRANSPORTATION CASE AND COTTON CANVAS, STANDARD KNAPSACK
  • Circular Level: INCLUDED
  • Nondefinitive Spec/std Data: 2 TYPE
  • Detachable Tribrach Quick Release Mechanism: INCLUDED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Theodolite,surveying, cataloged under National Stock Number 6675-00-990-5993, is classified within Federal Supply Class 6675 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Brunson Instrument Company Dba Brunson Instrument Co. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6675-00-990-5993
Primary Part Number901
Item NameTheodolite,surveying
FSC / FSG6675 / 66 — No Item Name Available
ManufacturerBrunson Instrument Company Dba Brunson Instrument Co
StatusACTIVE
Accessory Components and QuantityANY ACCEPTABLE
Horizontal Base Detachable TribrachINCLUDED
Sighting Device TypeTELESCOPE
Container Material and TypeMETAL CARRYING CASE AND WOOD TRANSPORTATION CASE AND COTTON CANVAS, STANDARD KNAPSACK
Circular LevelINCLUDED
Nondefinitive Spec/std Data2 TYPE
Detachable Tribrach Quick Release MechanismINCLUDED
TripodINCLUDED
Optical PlumbINCLUDED
Illuminated FeatureINCLUDED
Double CenterNOT PROVIDED
Horizontal Base Automatic Centering DeviceINCLUDED
Autocollimation EyepieceNOT INCLUDED
Unit TypeDIRECTIONAL
Diameter Magnifying Power26.0 MINIMUM AND 30.0 MAXIMUM
Striding LevelNOT INCLUDED
Minimum Graduation0.2 MILLISECONDS BREAKDOWN SCALE MS
Plotting DeviceNOT INCLUDED
Leg TypeEXTENSION
Graduation Unit on Horizontal/vertical CircleMILS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6675-00-542-1683 INTERCHANGEABLE
Theodolite,surveying
Cross-Reference Index
Part NumberManufacturer
901 PRIMARY Brunson Instrument Company Dba Brunson Instrument Co (USA)
MILT52114TYPE2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
6675-00-542-1683INTERCHANGEABLE
THEODOLITE,SURVEYING

Frequently Asked Questions

What is NSN 6675-00-990-5993?

NSN 6675-00-990-5993 is a Theodolite,surveying, manufactured by Brunson Instrument Company Dba Brunson Instrument Co, classified under FSC 6675 (No Item Name Available). Status: active.

What are the part numbers for NSN 6675-00-990-5993?

NSN 6675-00-990-5993 has 2 cross-referenced part numbers: 901 (Brunson Instrument Company Dba Brunson Instrument Co), MILT52114TYPE2 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 6675-00-990-5993?

There is 1 known substitute for 6675-00-990-5993: 6675-00-542-1683. Verify interchangeability with system specifications before substitution.

What are the specifications of 901?

Key specifications for 901: Accessory Components and Quantity: ANY ACCEPTABLE; Horizontal Base Detachable Tribrach: INCLUDED; Sighting Device Type: TELESCOPE; Container Material and Type: METAL CARRYING CASE AND WOOD TRANSPORTATION CASE AND COTTON CANVAS, STANDARD KNAPSACK. 21 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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