Pilot Tube1610-01-031-6718

NSN 1610-01-031-6718 · NIIN 010316718 · Part number C-1948

Hartzell Propeller Llc · FSC 1610 — Aircraft Propellers and Components · FSG 16 — Aircraft Components and Accessories · CAGE 24692

Government record, cited

NSN 1610-01-031-6718 — this item is cataloged by the U.S. Government under National Stock Number 1610-01-031-6718. Manufacturer of record part number: C-1948.

Also searched as 1610-01-031-6718 · 1610010316718 · NIIN 010316718 · 01-031-6718 · FSC 1610 Aircraft Propellers and Components · CAGE 24692 · C-1948 · B3018S2

Nearby stock numbers ← 1610-01-031-6716 · 1610-01-031-6719 Plate →

Features

Pilot Tube — FSC 1610
1 manufacturer part number on file
Manufacturer of record: Hartzell Propeller Llc

Identification

NSN: 1610-01-031-6718
NIIN: 010316718
FSC: 1610 — Aircraft Propellers and Components
FSG: 16 — Aircraft Components and Accessories
Primary part number: C-1948
Manufacturer: Hartzell Propeller Llc

General Description

The Pilot Tube, cataloged under National Stock Number 1610-01-031-6718, is classified within Federal Supply Class 1610 (Aircraft Propellers and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Hartzell Propeller Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Catalog Facts

Item Name	Pilot Tube
FSC / FSG	1610 — Aircraft Propellers and Components (FSG 16)
Manufacturers	Hartzell Propeller Llc (CAGE 24692)

Technical Specifications

Parameter	Value
NSN	1610-01-031-6718
Primary Part Number	C-1948
Item Name	Pilot Tube
FSC / FSG	1610 / 16 — Aircraft Propellers and Components
Manufacturer	Hartzell Propeller Llc
Status	ACTIVE

Lifecycle & Compliance

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

⇄ Related Items 1

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

4820-01-189-6669C1948 POSSIBLE MATCH

CAP,VALVE

Possible match (shared part number)Hunt Valve Company, Inc.

Cross-Reference Index

Part Number	Manufacturer
C-1948 PRIMARY	Hartzell Propeller Llc (USA)

Reference documents

Reference	Meaning
B3018S2	5/9 Secondary reference Hartzell Propeller Llc

Related Parts

4820-01-189-6669POSSIBLE MATCH

CAP,VALVE

C1948

Frequently Asked Questions

What is NSN 1610-01-031-6718?

NSN 1610-01-031-6718 is a Pilot Tube, manufactured by Hartzell Propeller Llc, classified under FSC 1610, Aircraft Propellers and Components. Status: active.

What part numbers are listed for NSN 1610-01-031-6718?

NSN 1610-01-031-6718 has 1 manufacturer part number on file: C-1948 (Hartzell Propeller Llc).

What NSN replaces 1610-01-031-6718?

1 possible match (shared part number, not a government interchangeability claim): 4820-01-189-6669. Verify interchangeability with system specifications before substitution.

Is NSN 1610-01-031-6718 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.

PartsTable Design LLC · partstable.com