PartsTable TECHNICAL DATA SHEET

NSN 6610-01-613-5689Government record, cited

Pitot Tube6610-01-613-5689

NSN 6610-01-613-5689 · NIIN 016135689 · Part number RH49-63

Lockheed Martin Corporation · FSC 6610 — Flight Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 0L1E5

Government record, cited

NSN 6610-01-613-5689 — this item is cataloged by the U.S. Government under National Stock Number 6610-01-613-5689. Manufacturer of record part number: RH49-63.

Also searched as 6610-01-613-5689 · 6610016135689 · NIIN 016135689 · 01-613-5689 · FSC 6610 Flight Instruments · CAGE 0L1E5 · RH49-63

Nearby stock numbers ← 6610-01-613-1831 Memory Unit, Flight Data Recorder · 6610-01-613-8805 Transmitter, Position →

Features

Pitot Tube — FSC 6610
1 manufacturer part number on file
Manufacturer of record: Lockheed Martin Corporation

Identification

NSN: 6610-01-613-5689
NIIN: 016135689
FSC: 6610 — Flight Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: RH49-63
Manufacturer: Lockheed Martin Corporation

General Description

The Pitot Tube, cataloged under National Stock Number 6610-01-613-5689, is classified within Federal Supply Class 6610 (Flight Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Lockheed Martin Corporation. 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	6610-01-613-5689
Primary Part Number	RH49-63
Item Name	Pitot Tube
FSC / FSG	6610 / 66 — Flight Instruments
Manufacturer	Lockheed Martin Corporation
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL Q — CCL Item — Commerce Control List
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
RH49-63 PRIMARY	Lockheed Martin Corporation (USA)

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 6610-01-613-5689?

NSN 6610-01-613-5689 is a Pitot Tube, manufactured by Lockheed Martin Corporation, classified under FSC 6610, Flight Instruments. Status: active.

What part numbers are listed for NSN 6610-01-613-5689?

NSN 6610-01-613-5689 has 1 manufacturer part number on file: RH49-63 (Lockheed Martin Corporation).

What are the specifications of RH49-63?

Key specifications for RH49-63: End Item Identification: U-2 AIRCRAFT. 0 specifications are documented in the U.S. Government catalog.

Is NSN 6610-01-613-5689 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.

What is the DEMIL code for NSN 6610-01-613-5689?

NSN 6610-01-613-5689 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.

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