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Electrical Resistance Temperature-humidity Indicator

NSN: 6685-01-276-6347 | Model: HM31

An indicator which indicates temperature and humidity by means of measuring the electrical resistance of remotely located temperature and humidity elements. The resistance of the elements varies with changes in temperature and humidity respectively. Does not include resistance humidity or temperature elements.

NSN Properties and Flags
NATO Stock Number
6685-01-276-6347
DEMIL
NO
Width
91.0 millimeters
Length
195.0 millimeters
Presentation Type
Digital display
Electrical Connection Quantity
1
Electrical Connection Identifying Number
3478500
Display Type
Liquid crystal
Part Name Assigned By Controlling Agency
Digital humidity and temperature indicator
Special Features
2 indicators with 2 seperate ranges 0 to 100% rh and -40 to +115 degrees c; accuracy: +/- 2% rh in range 0 to 80% rh and +/- 3% rh in range 80 to 100% rh, +/- 0.3 degree c; coefficient less than +/- 0.05% rh/deg c; repeatability better than 1% rh; display 3 1/2 digit lcd; resolution 0.1 rh and 0.1 degree c; battery 9 volt type; fuse 100 ma fast; connector type amphenol; weeight 260 g; includes model 0639 carrying case and hmp 31 ut probe (30 by 22.5 by 5.5 cm)
Height
27.0 millimeters

Pricing and Availability

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NSN 6685-01-276-6347 Datasheet

Supply Class (FSC):
Humidity Measuring And Controlling Instruments Temperature Pressure
Cross Reference:
  • HM31
Cage Codes:
  • Vaisala Inc. (CAGE 63653)
Schedule B & Trade:
  • Schedule B: 9025900000 (NAICS 334519)

    Parts and accessories for hydrometers and similar floating instruments, therometers, pyrometers, barometers, hygrometers and psychrometers

  • SITC: 87456

    Parts and accessories for hydrometers and similar floating instruments, thermometers, pyrometers, barometers, hygrometers and psychrometers

  • End Use: 21610

    Medicinal equipment

Identification:
HMIC

P - Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of federal standard 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.

PMIC

A - Item does not contain precious metal.

ESD

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

ADPE

- Represents items with no adp components

CRITL

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

Questions & Answers:

What are the historical prices recorded for this stock number?
No pre-dated pricing for this NSN could be found.
Does NSN 6685-01-276-6347 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
No recorded entities for this stock number.
What is the NIIN of NSN 6685-01-276-6347?
012766347 or 01-276-6347
Does NSN 6685-01-276-6347 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 6685-01-276-6347?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Apr 10, 1988