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NSN 6620-01-421-3370Government record, cited

Indicator, Rate of Flow6620-01-421-3370

NSN 6620-01-421-3370 · NIIN 014213370

FSC 6620 — Engine Instruments · FSG 66 — Instruments and Laboratory Equipment

Government record, cited

Also searched as 6620-01-421-3370 · 6620014213370 · NIIN 014213370 · 01-421-3370 · FSC 6620 Engine Instruments

Nearby stock numbers ← 6620-01-420-8666 Indicator, Electrical Tachometer · 6620-01-421-3917 Signal Conditioner →

Features

Indicator,rate of Flow — FSC 6620

Identification

NSN: 6620-01-421-3370
NIIN: 014213370
FSC: 6620 — Engine Instruments
FSG: 66 — Instruments and Laboratory Equipment

General Description

The Indicator,rate of Flow, cataloged under National Stock Number 6620-01-421-3370, is classified within Federal Supply Class 6620 (Engine Instruments) of the Instruments and Laboratory Equipment group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	Indicator,rate of Flow
FSC / FSG	6620 — Engine Instruments (FSG 66)

Technical Specifications

Parameter	Value
NSN	6620-01-421-3370
Item Name	Indicator,rate of Flow
FSC / FSG	6620 / 66 — Engine Instruments
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

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
AR209-11	3/9 Design control — primary reference Xo Technologies Inc

No interchangeability data on file.

Other items in FSC 6620 — Engine Instruments

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

6620-00-000-0124

6620-00-000-0124 · Item name not on file

6620-00-000-0548

6620-00-000-0548 · Item name not on file

6620-00-001-1398

STARTER AND SHAFT ASSEMBLY

6620-00-001-4552

6620-00-001-4552 · Item name not on file

6620-00-001-9331

6620-00-001-9331 · Item name not on file

6620-00-001-9332

6620-00-001-9332 · Item name not on file

6620-00-001-9333

6620-00-001-9333 · Item name not on file

6620-00-001-9334

6620-00-001-9334 · Item name not on file

Frequently Asked Questions

What is NSN 6620-01-421-3370?

NSN 6620-01-421-3370 is a Indicator,rate of Flow, classified under FSC 6620, Engine Instruments. Status: active.

Is NSN 6620-01-421-3370 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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