NSN 6685-01-018-6768 · NIIN 010186768 · Part number L53900-1
Lourdes Industries, Inc. · FSC 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 01178
Government record, cited
NSN 6685-01-018-6768 — this item is cataloged by the U.S. Government under National Stock Number 6685-01-018-6768. Manufacturer of record part number: L53900-1.
Also searched as6685-01-018-6768 ·
6685010186768 ·
NIIN 010186768 ·
01-018-6768 ·
FSC 6685 Pressure, Temperature, and Humidity Measuring and Controlling Instruments · CAGE 01178 · L53900-1 · L53900
General Characteristics Item Description: 200 PSI MAX,3.320 IN. DP,1.787 IN. DIA IN
1 manufacturer part number on file
Manufacturer of record: Lourdes Industries, Inc.
Identification
NSN: 6685-01-018-6768
NIIN: 010186768
FSC: 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: L53900-1
Manufacturer: Lourdes Industries, Inc.
General Description
The Transducer,pressure, cataloged under National Stock Number 6685-01-018-6768, 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 Lourdes Industries, Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
6685-01-018-6768
Primary Part Number
L53900-1
Item Name
Transducer,pressure
FSC / FSG
6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
Manufacturer
Lourdes Industries, Inc.
Status
ACTIVE
General Characteristics Item Description
200 PSI MAX,3.320 IN. DP,1.787 IN. DIA IN
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 6685-01-018-6768?
NSN 6685-01-018-6768 is a Transducer,pressure, manufactured by Lourdes Industries, Inc., classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
What part numbers are listed for NSN 6685-01-018-6768?
NSN 6685-01-018-6768 has 1 manufacturer part number on file: L53900-1 (Lourdes Industries, Inc.).
What are the specifications of L53900-1?
Key specifications for L53900-1: General Characteristics Item Description: 200 PSI MAX,3.320 IN. DP,1.787 IN. DIA IN. 1 specification is documented in the U.S. Government catalog.
Is NSN 6685-01-018-6768 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.