NSN 6685-01-649-4457 — this item is cataloged by the U.S. Government under National Stock Number 6685-01-649-4457. Manufacturer of record part number: G400379.
Also searched as6685-01-649-4457 ·
6685016494457 ·
NIIN 016494457 ·
01-649-4457 ·
FSC 6685 Pressure, Temperature, and Humidity Measuring and Controlling Instruments · CAGE 29899 · G400379
The Transmitter,pressure, cataloged under National Stock Number 6685-01-649-4457, 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 Calgon Carbon Uv Technologies Llc Dba Hyde Marine. Government technical data includes 1 specification, 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
6685-01-649-4457
Primary Part Number
G400379
Item Name
Transmitter,pressure
FSC / FSG
6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
Manufacturer
Calgon Carbon Uv Technologies Llc Dba Hyde Marine
Status
ACTIVE
Mechanical Connection Type
ANY ACCEPTABLE
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 6685-01-649-4457?
NSN 6685-01-649-4457 is a Transmitter,pressure, manufactured by Calgon Carbon Uv Technologies Llc Dba Hyde Marine, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
What part numbers are listed for NSN 6685-01-649-4457?
NSN 6685-01-649-4457 has 1 manufacturer part number on file: G400379 (Calgon Carbon Uv Technologies Llc Dba Hyde Marine).
What are the specifications of G400379?
Key specifications for G400379: Mechanical Connection Type: ANY ACCEPTABLE; Part Name Assigned by Controlling Agency: DIFFERENTIAL PRESSURE TRANSMITTER. 1 specification is documented in the U.S. Government catalog.
Is NSN 6685-01-649-4457 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.