NSN 6685-01-263-0533 · NIIN 012630533 · Part number 512
Electro Tech Systems Inc · FSC 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 56541
Government record, cited
NSN 6685-01-263-0533 — this item is cataloged by the U.S. Government under National Stock Number 6685-01-263-0533. Manufacturer of record part number: 512.
Also searched as6685-01-263-0533 ·
6685012630533 ·
NIIN 012630533 ·
01-263-0533 ·
FSC 6685 Pressure, Temperature, and Humidity Measuring and Controlling Instruments · CAGE 56541 · 512
Maximum Voltage Rating in Volts: 115.0 AC OR 230.0 AC
Current Rating in Amps: 0.2
1 manufacturer part number on file
Manufacturer of record: Electro Tech Systems Inc
Identification
NSN: 6685-01-263-0533
NIIN: 012630533
FSC: 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: 512
Manufacturer: Electro Tech Systems Inc
General Description
The Control,humidity, cataloged under National Stock Number 6685-01-263-0533, is classified within Federal Supply Class 6685 (Pressure, Temperature, and Humidity Measuring and Controlling Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Electro Tech Systems Inc. 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
Parameter
Value
NSN
6685-01-263-0533
Primary Part Number
512
Item Name
Control,humidity
FSC / FSG
6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
Manufacturer
Electro Tech Systems Inc
Status
ACTIVE
Frequency in Hertz
50.0 OR 60.0
Power Source
EXTERNAL
Maximum Voltage Rating in Volts
115.0 AC OR 230.0 AC
Current Rating in Amps
0.2
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Other items in FSC 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6685-00-001-1475
6685-00-001-1475 · Item name not on file
6685-00-001-1503
CONTROL,TOTALIZER
6685-00-001-1643
6685-00-001-1643 · Item name not on file
6685-00-001-1711
GAGE,PRESSURE,DIAL INDICATING
6685-00-001-2099
6685-00-001-2099 · Item name not on file
6685-00-001-2100
6685-00-001-2100 · Item name not on file
6685-00-001-2101
6685-00-001-2101 · Item name not on file
6685-00-001-2102
6685-00-001-2102 · Item name not on file
Frequently Asked Questions
What is NSN 6685-01-263-0533?
NSN 6685-01-263-0533 is a Control,humidity, manufactured by Electro Tech Systems Inc, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
What part numbers are listed for NSN 6685-01-263-0533?
NSN 6685-01-263-0533 has 1 manufacturer part number on file: 512 (Electro Tech Systems Inc).
What are the specifications of 512?
Key specifications for 512: Frequency in Hertz: 50.0 OR 60.0; Power Source: EXTERNAL; Special Features: C/O HUMIDITY SENSOR AND INDICATOR/CONTROLLER UNIT; Maximum Voltage Rating in Volts: 115.0 AC OR 230.0 AC. 4 specifications are documented in the U.S. Government catalog.
Is NSN 6685-01-263-0533 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). 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.