PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

493Radiacmeter

Heico Ohmite Llc Dba Ohmite Mfg Co Inc · NSN 6665-00-444-4715 · FSC 6665 · No Item Name Available
Verified by PartsTable
NSN 6665-00-444-4715 — this item is cataloged by the U.S. Government under National Stock Number 6665-00-444-4715. Primary manufacturer part number: 493.
Features
  • Radiacmeter — FSC 6665
  • Material: ALUMINUM CASE
  • Supplementary Features: UTILITY SURVEY METER
  • Mounting Method: PORTABLE
  • Portability: PORTABLE
  • Radiation Type and Function: ALPHA RAYS DETECTS AND BETA RAYS DETECTS AND GAMMA RAYS DETECTS AND X-RAYS DETECTS
  • Carrying Case: NOT PROVIDED
  • Detecting Element Type: SOLID STATE
Applications
  • Applications requiring Aluminum Case construction
General Description

The Radiacmeter, cataloged under National Stock Number 6665-00-444-4715, is classified within Federal Supply Class 6665 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Heico Ohmite Llc Dba Ohmite Mfg Co Inc. 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6665-00-444-4715
Primary Part Number493
Item NameRadiacmeter
FSC / FSG6665 / 66 — No Item Name Available
ManufacturerHeico Ohmite Llc Dba Ohmite Mfg Co Inc
StatusACTIVE
MaterialALUMINUM CASE
Supplementary FeaturesUTILITY SURVEY METER
Mounting MethodPORTABLE
PortabilityPORTABLE
Radiation Type and FunctionALPHA RAYS DETECTS AND BETA RAYS DETECTS AND GAMMA RAYS DETECTS AND X-RAYS DETECTS
Carrying CaseNOT PROVIDED
Detecting Element TypeSOLID STATE
Radiation Range Per Hour+0.0 TO 50.0 MILLIROENTGENS
Indicator TypeMETER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6636-00-003-4374 INTERCHANGEABLE
Chamber,environmental Testing
5130-00-021-202537879-2 INTERCHANGEABLE
Bit,screwdriver
Magna Div Vermont American Corp
5130-00-038-435349-3 INTERCHANGEABLE
Flexible Shaft Machine,electric
Wyco Tool Co the Div of Racine Federated Inc
6625-00-055-4569 INTERCHANGEABLE
Holder,stylus
3110-00-100-032112601853 INTERCHANGEABLE
Cup,tapered Roller Bearing
U S Army Tank Automotive Command Amsta-Im-Mm
6135-00-112-8635493A INTERCHANGEABLE
Battery,nonrechargeable
Batteries in a Flash.com, Inc.
6810-00-227-0423 INTERCHANGEABLE
Phloroglucinol,dihydrate
5305-00-270-291412Z35PC7 INTERCHANGEABLE
Screw,drive
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
1005-00-344-5913 INTERCHANGEABLE
Screw,adjusting,tri
2910-00-377-5548PF906 INTERCHANGEABLE
Filter Element,fluid
Baldwin Filters
Cross-Reference Index
Part NumberManufacturer
493 Heico Ohmite Llc Dba Ohmite Mfg Co Inc (USA)
Related Parts
6636-00-003-4374INTERCHANGEABLE
CHAMBER,ENVIRONMENTAL TESTING
5130-00-021-2025INTERCHANGEABLE
BIT,SCREWDRIVER
37879-2
5130-00-038-4353INTERCHANGEABLE
FLEXIBLE SHAFT MACHINE,ELECTRIC
49-3
6625-00-055-4569INTERCHANGEABLE
HOLDER,STYLUS
3110-00-100-0321INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
12601853
6135-00-112-8635INTERCHANGEABLE
BATTERY,NONRECHARGEABLE
493A
6810-00-227-0423INTERCHANGEABLE
PHLOROGLUCINOL,DIHYDRATE
5305-00-270-2914INTERCHANGEABLE
SCREW,DRIVE
12Z35PC7
1005-00-344-5913INTERCHANGEABLE
SCREW,ADJUSTING,TRI
2910-00-377-5548INTERCHANGEABLE
FILTER ELEMENT,FLUID
PF906
5996-00-499-3547INTERCHANGEABLE
AMPLIFIER,ELECTRONIC CONTROL
493
3030-00-529-1207INTERCHANGEABLE
BELT,V
156

Frequently Asked Questions

What is NSN 6665-00-444-4715?

NSN 6665-00-444-4715 is a Radiacmeter, manufactured by Heico Ohmite Llc Dba Ohmite Mfg Co Inc, classified under FSC 6665 (No Item Name Available). Status: active.

What are the part numbers for NSN 6665-00-444-4715?

NSN 6665-00-444-4715 has 1 cross-referenced part number: 493 (Heico Ohmite Llc Dba Ohmite Mfg Co Inc).

What NSN replaces 6665-00-444-4715?

There are 12 known substitutes for 6665-00-444-4715: 6636-00-003-4374, 5130-00-021-2025, 5130-00-038-4353 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 493?

Key specifications for 493: Material: ALUMINUM CASE; Special Features: RADIATION DETECTED DEPENDS ON DETECTOR USED; STANDARD PROBE (DETECTOR) IS P/N 493-50 BUT ACCEPTS ALL VICTOREEN GM PROBES; POWER 2 NEDA 13 D BATTERY CELLS; CONTROLS SINGLE 5 POSITION FUNCTION SWITCH INCLUDING BATTERY CHECK POSITION; WEIGHT 3.5 LBS; ACCURACY WITHIN 10% OF READING FULL SCALE INDICATION ON ANY RANGE; OPERATING RANGE 0-300, 3000 AND 30,000 CPM CORRESPONDING TO 0-0.5, 5 AND 50 MR/H LBS; Supplementary Features: UTILITY SURVEY METER; Mounting Method: PORTABLE. 13 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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