Gage, Pressure, Dial Indicating6620-01-407-8253

NSN 6620-01-407-8253 · NIIN 014078253

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

Government record, cited

Also searched as 6620-01-407-8253 · 6620014078253 · NIIN 014078253 · 01-407-8253 · FSC 6620 Engine Instruments

Nearby stock numbers ← 6620-01-407-5619 Gage, Pressure, Dial Indicating · 6620-01-408-0681 Photo, Isolator, Spec →

Features

Gage,pressure,dial Indicating — FSC 6620
Scale Accuracy: 1 PCT FULL SCALE
Scale Name: PRESSURE
Overall Diameter: 2.000 INCHES NOMINAL IN
Actuation Type: BOURDON TUBE
Scale Smallest Increment: 5.0 POUNDS PER SQUARE INCH (PSI) LBS
Scale Range: +0.0 TO 600.0 POUNDS PER SQUARE INCH LBS
Pointer Type: INDICATING

Identification

NSN: 6620-01-407-8253
NIIN: 014078253
FSC: 6620 — Engine Instruments
FSG: 66 — Instruments and Laboratory Equipment

General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6620-01-407-8253, is classified within Federal Supply Class 6620 (Engine Instruments) of the Instruments and Laboratory Equipment group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	6620-01-407-8253
Item Name	Gage,pressure,dial Indicating
FSC / FSG	6620 / 66 — Engine Instruments
Status	ACTIVE
Scale Accuracy	1 PCT FULL SCALE
Scale Name	PRESSURE
Overall Diameter	2.000 INCHES NOMINAL IN
Actuation Type	BOURDON TUBE
Scale Smallest Increment	5.0 POUNDS PER SQUARE INCH (PSI) LBS
Scale Range	+0.0 TO 600.0 POUNDS PER SQUARE INCH LBS
Pointer Type	INDICATING
Adjustability	NONADJUSTABLE
Scale Type	ARC
Graduation Unit	5.0 POUNDS PER SQUARE INCH LBS
Material	STEEL CORROSION RESISTING CASE
Material	STEEL CORROSION RESISTING ACTUATING ELEMENT
Material	PLASTIC POLYCARBONATE PROTECTIVE CRYSTAL

Lifecycle & Compliance

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

Cross-Reference Index

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

Reference documents

Reference	Meaning
4802-0600-N	3/9 Design control — primary reference Tescom Corp Pressure Controls Div

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 6620-01-407-8253?

NSN 6620-01-407-8253 is a Gage,pressure,dial Indicating, classified under FSC 6620, Engine Instruments. Status: active.

What are the specifications of 6620-01-407-8253?

Key specifications for 6620-01-407-8253: Scale Accuracy: 1 PCT FULL SCALE; Scale Name: PRESSURE; Overall Diameter: 2.000 INCHES NOMINAL IN; Actuation Type: BOURDON TUBE. 13 specifications are documented in the U.S. Government catalog.

Is NSN 6620-01-407-8253 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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