NSN 6685-00-508-0546

Pyrometer And Thermocoupl Tester
DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
EA
NIIN:
005080546

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Inventory

 

This product may be available in the following quantities and conditions.

  • NE: 26
  • NS: 15

Please note that inventory for this NSN was updated 08/06/2025 and may have changed since then. Request a quote for up to date pricing and availability.

Product Definition Definition of approved item name (AIN): "TESTER,PYROMETER AND THERMOCOUPL"

An instrument used for checking thermocouples and pyrometers. It is designed with a compensator which can be adjusted so that the measured electromotive force, corrected to a standard reference temperature, can be read directly from a scale. It can be used as a ph meter. Excludes resistor, variable, wire wound; resistor, variable, nonwire wound; meter, hydrogen ion test; and pyrometer (as modified).

6685-00-508-0546 Spec. NSN part characteristics

MRC
Name
Detail
MRC:
ABHP
Overall Length
9.500 inches
MRC:
ABKW
Overall Height
7.250 inches
MRC:
ABMK
Overall Width
6.250 inches
MRC:
ADTV
Case Material
Wood
MRC:
AKYD
Accessory Components And Quantity
1 battery, dry cell, 1 table, conversion
MRC:
AMQY
Installation Design
Portable
MRC:
APSK
Scale Range
0 to 16 mv, 16 to 64 mv
MRC:
ATEQ
Scale Type
Circular
MRC:
AWAG
Scale Smallest Increment
0.1 millivolts and 0.2 millivolts
MRC:
BFHZ
Measurement Type
Potentiometer circuit
MRC:
BGKS
Scale Accuracy
0.05 mv, 0.15 mv
MRC:
BGLB
Scale Length
12.000 inches
MRC:
BHLW
Indicating Point Type
Single
MRC:
BHMC
Case Type
Hinged lid carrying case w/handle
MRC:
FEAT
Special Features
W/reference-junction compensator

Cross Reference Parts Part numbers that meet the specification outlined on this page and set by the OEM

Part Number
Cage
RNCC
RNVC
DAC
RNAAC
Status
MSDS
SADC
Part Number:
8657C
Cage Code:
31922
RNCC:
3
RNVC:
2
DAC:
X
RNAAC:
XX
Status:
A
MSDS:
SADC:
Part Number:
8696
Cage Code:
31922
RNCC:
5
RNVC:
2
DAC:
1
RNAAC:
KE
Status:
A
MSDS:
SADC:
Indicates a design/source control reference item
Inidicates part number has been superseded

Identification Item Identification Guide (IIG) and Item Name Code (INC)

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
07344
FIIG:
T179-B
Concept No.:
App. Key:
BB
Cond. Code:
1
Status:
A

Special material and handling

HMIC
PMIC
ESD
ENAC
ADPE
CRITL
HMIC:
P
PMIC:
A
ESD:
A
ESD:
A
ADPE:
0
CRITL:
X
Hazmat (HMIC) P

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

Precious Metals (PMIC) A

Item does not contain precious metal.

Electrostatic Discharge (ESD) A

No known electrostatic discharge (esd) or electromagnetic interference (emi) sensitivity.

ADPE 0

Represents items with no adp components

Criticality X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Import and Export

Schedule B
NAIC
End Use
SITC
USDA
HITECH
Schedule B:
9033000000
NAICS:
334513
End Use Class:
21160
SITC:
87490
USDA:
1
HITECH:
0

Schedule B Codes Definitions:

Schedule B 9033000000

Parts and Accessories (not Specified Or Included Elsewhere In This Chapter) For Machines, Appliances, Instruments Or Apparatus Of Chapter 90

End Use Code 21160

Measuring, Testing, Control Instruments

Standard Intl. Trade Class (SITC) 87490

Parts and Accessories For Machines, Appliances, Instruments and Apparatus, N.e.s., Measuring, Checking, Analysing Or Controlling, N.e.s.

National motor freight and handling

NMFC
Class
UFC
LTL
LCL
WCC
TCC
SHC
ADC
ACC
NMFC:
061700
NMF Description:
Elec Appliances/instruments Noi
UFC:
34580
LTL:
Rating variable
LCL:
77.5
WCC:
653
TCC:
Z
SHC:
Q
ADC:
A
ACC:
A

Freight Codes Definitions:

Cargo Type (TCC) Z

No special type of cargo code applicable.

Water Commodity (WCC) 653

Musical instruments.

Air Commodity (ACC) A

Supplies and equipment for aircraft and aerial targets, including aircraft and maintenance parts, aircraft accessories, aircraft.

Air Dimensions (ADC) A

Shipment is not a consolidation and does not exceed 84 inches in any dimension.

Air Special Handling (SHC) Q

High sensitivity, category ii, aa&e, classified confidential