PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

81-0007Calibration Kit,gas Indicators a

Thermo Environmental Instruments Llc Div Environmental and Process Monitoring · NSN 6665-01-303-4938 · FSC 6665 · No Item Name Available
Verified by PartsTable
NSN 6665-01-303-4938 — this item is cataloged by the U.S. Government under National Stock Number 6665-01-303-4938. Primary manufacturer part number: 81-0007.
Features
  • Calibration Kit,gas Indicators a — FSC 6665
  • 2 verified cross-references
  • Primary manufacturer: Thermo Environmental Instruments Llc Div Environmental and Process Monitoring
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Calibration Kit,gas Indicators a, cataloged under National Stock Number 6665-01-303-4938, is classified within Federal Supply Class 6665 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Thermo Environmental Instruments Llc Div Environmental and Process Monitoring. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCalibration Kit,gas Indicators a
FSC / FSG6665 — No Item Name Available (FSG 66)
ManufacturersGas Tech, Inc (CAGE 51906); Thermo Environmental Instruments Llc Div Environmental and Process Monitoring (CAGE 0HTS3)
Technical Specifications
ParameterValue
NSN6665-01-303-4938
Primary Part Number81-0007
Item NameCalibration Kit,gas Indicators a
FSC / FSG6665 / 66 — No Item Name Available
ManufacturerThermo Environmental Instruments Llc Div Environmental and Process Monitoring
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4920-00-794-7920810007 INTERCHANGEABLE
Adapter
Curtiss-Wright Controls, Inc. Div Actuation Division
6632-01-293-8230810007 INTERCHANGEABLE
Filling Solution,electrode
Thermo Orion Inc Div Thermo Fisher Scientific
5985-01-321-4031170331-01 INTERCHANGEABLE
Divider,power,radio Frequency
Ge Aviation Systems Llc
5120-01-394-4303 INTERCHANGEABLE
Screwdriver,torque
4240-01-584-9025810-007 INTERCHANGEABLE
Strap,mask
Kirby Morgan Dive Systems Inc
1386-01-664-5762810-007 INTERCHANGEABLE
Mask,diver's
Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
81-0007 Gas Tech, Inc (USA)
81-0007 PRIMARY Thermo Environmental Instruments Llc Div Environmental and Process Monitoring (USA)
Related Parts
4920-00-794-7920INTERCHANGEABLE
ADAPTER
810007
6632-01-293-8230INTERCHANGEABLE
FILLING SOLUTION,ELECTRODE
810007
5985-01-321-4031INTERCHANGEABLE
DIVIDER,POWER,RADIO FREQUENCY
170331-01
5120-01-394-4303INTERCHANGEABLE
SCREWDRIVER,TORQUE
4240-01-584-9025INTERCHANGEABLE
STRAP,MASK
810-007
1386-01-664-5762INTERCHANGEABLE
MASK,DIVER'S
810-007

Frequently Asked Questions

What is NSN 6665-01-303-4938?

NSN 6665-01-303-4938 is a Calibration Kit,gas Indicators a, manufactured by Thermo Environmental Instruments Llc Div Environmental and Process Monitoring, classified under FSC 6665 (No Item Name Available). Status: active.

What are the part numbers for NSN 6665-01-303-4938?

NSN 6665-01-303-4938 has 2 cross-referenced part numbers: 81-0007 (Gas Tech, Inc), 81-0007 (Thermo Environmental Instruments Llc Div Environmental and Process Monitoring).

What NSN replaces 6665-01-303-4938?

There are 6 known substitutes for 6665-01-303-4938: 4920-00-794-7920, 6632-01-293-8230, 5985-01-321-4031 and 3 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com