PartsTable TECHNICAL DATA SHEET

NSN 6610-01-541-4002Government record, cited

Pitot Tube6610-01-541-4002

NSN 6610-01-541-4002 · NIIN 015414002 · Part number 634.551.000

Alnor Instrument Company · FSC 6610 — Flight Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 01518

Government record, cited

NSN 6610-01-541-4002 — this item is cataloged by the U.S. Government under National Stock Number 6610-01-541-4002. Manufacturer of record part number: 634.551.000.

Also searched as 6610-01-541-4002 · 6610015414002 · NIIN 015414002 · 01-541-4002 · FSC 6610 Flight Instruments · CAGE 01518 · 634.551.000 · 6398950471

Nearby stock numbers ← 6610-01-541-4000 Pitot Tube · 6610-01-541-4448 Housing, Indicator →

Features

Pitot Tube — FSC 6610
1 manufacturer part number on file
Manufacturer of record: Alnor Instrument Company

Identification

NSN: 6610-01-541-4002
NIIN: 015414002
FSC: 6610 — Flight Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: 634.551.000
Manufacturer: Alnor Instrument Company

General Description

The Pitot Tube, cataloged under National Stock Number 6610-01-541-4002, is classified within Federal Supply Class 6610 (Flight Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Alnor Instrument Company. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.

Catalog Facts

Item Name	Pitot Tube
FSC / FSG	6610 — Flight Instruments (FSG 66)
Manufacturers	Alnor Instrument Company (CAGE 01518)

Technical Specifications

Parameter	Value
NSN	6610-01-541-4002
Primary Part Number	634.551.000
Item Name	Pitot Tube
FSC / FSG	6610 / 66 — Flight Instruments
Manufacturer	Alnor Instrument Company
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

Part Number	Manufacturer
634.551.000 PRIMARY	Alnor Instrument Company (USA)

Reference documents

Reference	Meaning
6398950471	5/9 Secondary reference Alnor Instrument Company

No interchangeability data on file.

Other items in FSC 6610 — Flight Instruments

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

6610-00-000-0122

ALTIMETER,PRESSURE

6610-00-000-0192

6610-00-000-0192 · Item name not on file

6610-00-001-1406

6610-00-001-1406 · Item name not on file

6610-00-001-1792

INDICATOR,INSTRUMENT LANDING,AIR

6610-00-001-2506

ARM ASSY,COMPENSATING

6610-00-001-2507

ARM ASSY,COMPENSATING

6610-00-001-2508

ARM ASSY,COMPENSATING

6610-00-001-2509

ANEROID ASSY,ALTIMETER

Frequently Asked Questions

What is NSN 6610-01-541-4002?

NSN 6610-01-541-4002 is a Pitot Tube, manufactured by Alnor Instrument Company, classified under FSC 6610, Flight Instruments. Status: active.

What part numbers are listed for NSN 6610-01-541-4002?

NSN 6610-01-541-4002 has 1 manufacturer part number on file: 634.551.000 (Alnor Instrument Company).

Is NSN 6610-01-541-4002 hazardous material?

No hazard code in the DLA record (HMIC N). 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.

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