NSN 6685-01-690-4452 · NIIN 016904452 · Part number 300686-1
Lockheed Martin Sippican, Inc. Div Lockheed Martin Marion · FSC 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 16848
Government record, cited
NSN 6685-01-690-4452 — this item is cataloged by the U.S. Government under National Stock Number 6685-01-690-4452. Manufacturer of record part number: 300686-1.
Also searched as6685-01-690-4452 ·
6685016904452 ·
NIIN 016904452 ·
01-690-4452 ·
FSC 6685 Pressure, Temperature, and Humidity Measuring and Controlling Instruments · CAGE 16848 · 300686-1 · SIPP0025A
Manufacturer of record: Lockheed Martin Sippican, Inc. Div Lockheed Martin Marion
Identification
NSN: 6685-01-690-4452
NIIN: 016904452
FSC: 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: 300686-1
Manufacturer: Lockheed Martin Sippican, Inc. Div Lockheed Martin Marion
General Description
The Transmitter,temperature,electric, cataloged under National Stock Number 6685-01-690-4452, 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 Lockheed Martin Sippican, Inc. Div Lockheed Martin Marion. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
6685-01-690-4452
Primary Part Number
300686-1
Item Name
Transmitter,temperature,electric
FSC / FSG
6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
Manufacturer
Lockheed Martin Sippican, Inc. Div Lockheed Martin Marion
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 6685-01-690-4452?
NSN 6685-01-690-4452 is a Transmitter,temperature,electric, manufactured by Lockheed Martin Sippican, Inc. Div Lockheed Martin Marion, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
What part numbers are listed for NSN 6685-01-690-4452?
NSN 6685-01-690-4452 has 2 manufacturer part numbers on file: 300686-1 (Lockheed Martin Sippican, Inc. Div Lockheed Martin Marion), SIPP0025A (Neotek Division Marine).
What are the specifications of 300686-1?
Key specifications for 300686-1: Special Features: 2500 FEET MAX DEPTH OR 760 METERS; MAX VESSEL SPEED 20 KNOTTS; MEASURES WATER TEMPERATURE VS. WATER DEPTH; TEMPERATURE SENSING THERMISTOR; CONNECTED TO A TWO-CONDUCTOR INSULATED WIRE. FT; Part Name Assigned by Controlling Agency: DEEP BLUE XBT PROBE; End Item Identification: PROBE BATHY PART NUMBER 352210. 0 specifications are documented in the U.S. Government catalog.
Is NSN 6685-01-690-4452 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 6685-01-690-4452?
NSN 6685-01-690-4452 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.