NSN 6685-01-451-2603 · NIIN 014512603 · Part number HAD21624-00
Harcosemco Llc Dba Harcosemco · FSC 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 00060
Government record, cited
NSN 6685-01-451-2603 — this item is cataloged by the U.S. Government under National Stock Number 6685-01-451-2603. Manufacturer of record part number: HAD21624-00.
Also searched as6685-01-451-2603 ·
6685014512603 ·
NIIN 014512603 ·
01-451-2603 ·
FSC 6685 Pressure, Temperature, and Humidity Measuring and Controlling Instruments · CAGE 00060 · HAD21624-00 · 2-310-088-02 · 2-310-088-02
Manufacturer of record: Harcosemco Llc Dba Harcosemco
Identification
NSN: 6685-01-451-2603
NIIN: 014512603
FSC: 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: HAD21624-00
Manufacturer: Harcosemco Llc Dba Harcosemco
General Description
The Thermocouple,immersion, cataloged under National Stock Number 6685-01-451-2603, 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 Harcosemco Llc Dba Harcosemco. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
6685-01-451-2603
Primary Part Number
HAD21624-00
Item Name
Thermocouple,immersion
FSC / FSG
6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
Manufacturer
Harcosemco Llc Dba Harcosemco
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 6685-01-451-2603?
NSN 6685-01-451-2603 is a Thermocouple,immersion, manufactured by Harcosemco Llc Dba Harcosemco, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
What part numbers are listed for NSN 6685-01-451-2603?
NSN 6685-01-451-2603 has 2 manufacturer part numbers on file: HAD21624-00 (Harcosemco Llc Dba Harcosemco), 2-310-088-02 (Baykar Piaggio Aerospace S.p.a.).
What are the specifications of HAD21624-00?
Key specifications for HAD21624-00: End Item Identification: T-55 MK 714A AERO ENGINE A. 0 specifications are documented in the U.S. Government catalog.
Is NSN 6685-01-451-2603 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 6685-01-451-2603?
NSN 6685-01-451-2603 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.