NSN 6685-01-643-5432 · NIIN 016435432 · Part number APT-422A-1000-300A
Kulite Semiconductor Products Inc · FSC 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 34345
Government record, cited
NSN 6685-01-643-5432 — this item is cataloged by the U.S. Government under National Stock Number 6685-01-643-5432. Manufacturer of record part number: APT-422A-1000-300A.
Also searched as6685-01-643-5432 ·
6685016435432 ·
NIIN 016435432 ·
01-643-5432 ·
FSC 6685 Pressure, Temperature, and Humidity Measuring and Controlling Instruments · CAGE 34345 · APT-422A-1000-300A · 2MEH00043-0001 · APT-422-1000-300A
Manufacturer of record: Kulite Semiconductor Products Inc
Identification
NSN: 6685-01-643-5432
NIIN: 016435432
FSC: 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: APT-422A-1000-300A
Manufacturer: Kulite Semiconductor Products Inc
General Description
The Transmitter,pressure, cataloged under National Stock Number 6685-01-643-5432, 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 Kulite Semiconductor Products Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
Catalog Facts
Item Name
Transmitter,pressure
FSC / FSG
6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments (FSG 66)
Manufacturers
Kulite Semiconductor Products Inc (CAGE 34345)
Technical Specifications
Parameter
Value
NSN
6685-01-643-5432
Primary Part Number
APT-422A-1000-300A
Item Name
Transmitter,pressure
FSC / FSG
6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
Manufacturer
Kulite Semiconductor Products Inc
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL Q — CCL Item — Commerce Control List
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 6685-01-643-5432?
NSN 6685-01-643-5432 is a Transmitter,pressure, manufactured by Kulite Semiconductor Products Inc, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
What part numbers are listed for NSN 6685-01-643-5432?
NSN 6685-01-643-5432 has 1 manufacturer part number on file: APT-422A-1000-300A (Kulite Semiconductor Products Inc).
Is NSN 6685-01-643-5432 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.
What is the DEMIL code for NSN 6685-01-643-5432?
NSN 6685-01-643-5432 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.