PartsTable TECHNICAL DATA SHEET
NSN 6660-01-660-7271Government record, cited

Psychrometer6660-01-660-7271

NSN 6660-01-660-7271 · NIIN 016607271 · Part number HP22A
Process Sensing Technologies Corp. Dba Rotronic Instrument Corp · FSC 6660 — Meteorological Instruments and Apparatus · FSG 66 — Instruments and Laboratory Equipment · CAGE 0CYH4
Government record, cited
NSN 6660-01-660-7271 — this item is cataloged by the U.S. Government under National Stock Number 6660-01-660-7271. Manufacturer of record part number: HP22A.
Also searched as  6660-01-660-7271 · 6660016607271 · NIIN 016607271 · 01-660-7271 · FSC 6660 Meteorological Instruments and Apparatus · CAGE 0CYH4 · HP22A
Nearby stock numbers  ·
Features
  • Psychrometer — FSC 6660
  • Mounting Panel Tables: NOT PROVIDED
  • Sling Handle: NOT INCLUDED
  • Mounting Shelter: NOT INCLUDED
  • Circulation Type: NATURAL
  • 1 manufacturer part number on file
  • Manufacturer of record: Process Sensing Technologies Corp. Dba Rotronic Instrument Corp
Identification
  • NSN: 6660-01-660-7271
  • NIIN: 016607271
  • FSC: 6660 — Meteorological Instruments and Apparatus
  • FSG: 66 — Instruments and Laboratory Equipment
  • Primary part number: HP22A
  • Manufacturer: Process Sensing Technologies Corp. Dba Rotronic Instrument Corp
General Description

The Psychrometer, cataloged under National Stock Number 6660-01-660-7271, is classified within Federal Supply Class 6660 (Meteorological Instruments and Apparatus) of the Instruments and Laboratory Equipment group. The manufacturer of record is Process Sensing Technologies Corp. Dba Rotronic Instrument Corp. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6660-01-660-7271
Primary Part NumberHP22A
Item NamePsychrometer
FSC / FSG6660 / 66 — Meteorological Instruments and Apparatus
ManufacturerProcess Sensing Technologies Corp. Dba Rotronic Instrument Corp
StatusACTIVE
Mounting Panel TablesNOT PROVIDED
Sling HandleNOT INCLUDED
Mounting ShelterNOT INCLUDED
Circulation TypeNATURAL
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
HP22A PRIMARY Process Sensing Technologies Corp. Dba Rotronic Instrument Corp (USA)
No interchangeability data on file.
Other items in FSC 6660 — Meteorological Instruments and Apparatus
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6660-00-001-4140
6660-00-001-4140 · Item name not on file
6660-00-003-0531
6660-00-003-0531 · Item name not on file
6660-00-003-2019
6660-00-003-2019 · Item name not on file
6660-00-003-8587
6660-00-003-8587 · Item name not on file
6660-00-004-3757
6660-00-004-3757 · Item name not on file
6660-00-004-3758
6660-00-004-3758 · Item name not on file
6660-00-004-3759
6660-00-004-3759 · Item name not on file
6660-00-004-3760
6660-00-004-3760 · Item name not on file

Frequently Asked Questions

What is NSN 6660-01-660-7271?

NSN 6660-01-660-7271 is a Psychrometer, manufactured by Process Sensing Technologies Corp. Dba Rotronic Instrument Corp, classified under FSC 6660, Meteorological Instruments and Apparatus. Status: active.

What part numbers are listed for NSN 6660-01-660-7271?

NSN 6660-01-660-7271 has 1 manufacturer part number on file: HP22A (Process Sensing Technologies Corp. Dba Rotronic Instrument Corp).

What are the specifications of HP22A?

Key specifications for HP22A: Mounting Panel Tables: NOT PROVIDED; Sling Handle: NOT INCLUDED; Mounting Shelter: NOT INCLUDED; Circulation Type: NATURAL. 4 specifications are documented in the U.S. Government catalog.

Is NSN 6660-01-660-7271 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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