Seat, Valve4820-01-062-1619

NSN 4820-01-062-1619 · NIIN 010621619

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-01-062-1619 · 4820010621619 · NIIN 010621619 · 01-062-1619 · FSC 4820 Valves, Nonpowered

Nearby stock numbers ← 4820-01-062-1556 Valve, Check · 4820-01-062-1626 →

4820-01-062-1619 — Valves, Nonpowered

Features

Seat,valve — FSC 4820
Flange Seat to Disk End Height: 0.053 INCHES MINIMUM AND 0.059 INCHES MAXIMUM IN
Flange Diameter: 2.375 INCHES MINIMUM AND 2.376 INCHES MAXIMUM IN
Body Outside Diameter: 2.195 INCHES MINIMUM AND 2.196 INCHES MAXIMUM IN
Style Designator: PLAIN FLANGED
Material Document and Classification: MIL-M-20693,COMP A,TYPE 1 MIL SPEC SINGLE MATERIAL RESPONSE SEAT
Body Inside Diameter: 1.674 INCHES MINIMUM AND 1.676 INCHES MAXIMUM IN
Under Flange Height: 0.068 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN

Identification

NSN: 4820-01-062-1619
NIIN: 010621619
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Seat,valve, cataloged under National Stock Number 4820-01-062-1619, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4820-01-062-1619
Item Name	Seat,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE
Flange Seat to Disk End Height	0.053 INCHES MINIMUM AND 0.059 INCHES MAXIMUM IN
Flange Diameter	2.375 INCHES MINIMUM AND 2.376 INCHES MAXIMUM IN
Body Outside Diameter	2.195 INCHES MINIMUM AND 2.196 INCHES MAXIMUM IN
Style Designator	PLAIN FLANGED
Material Document and Classification	MIL-M-20693,COMP A,TYPE 1 MIL SPEC SINGLE MATERIAL RESPONSE SEAT
Body Inside Diameter	1.674 INCHES MINIMUM AND 1.676 INCHES MAXIMUM IN
Under Flange Height	0.068 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN
Material	PLASTIC POLYAMIDE NYLON OVERALL
Seat Angle in Deg	1.817 MINIMUM AND 1.834 MAXIMUM
Seating Surface Shape	ANGULAR

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
188727-0081	3/2 Design control — primary reference U.S. Government activity

No interchangeability data on file.

Other items in FSC 4820 — Valves, Nonpowered

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

4820-00-000-0097

4820-00-000-0097 · Item name not on file

4820-00-001-0010

VALVE,ROTARY,SELECTOR

4820-00-001-0020

4820-00-001-0020 · Item name not on file

4820-00-001-0021

4820-00-001-0021 · Item name not on file

4820-00-001-0032

4820-00-001-0032 · Item name not on file

4820-00-001-0037

VALVE,SAFETY RELIEF

4820-00-001-0042

4820-00-001-0042 · Item name not on file

4820-00-001-1230

4820-00-001-1230 · Item name not on file

Frequently Asked Questions

What is NSN 4820-01-062-1619?

NSN 4820-01-062-1619 is a Seat,valve, classified under FSC 4820, Valves, Nonpowered. Status: active.

What are the specifications of 4820-01-062-1619?

Key specifications for 4820-01-062-1619: Flange Seat to Disk End Height: 0.053 INCHES MINIMUM AND 0.059 INCHES MAXIMUM IN; Flange Diameter: 2.375 INCHES MINIMUM AND 2.376 INCHES MAXIMUM IN; Body Outside Diameter: 2.195 INCHES MINIMUM AND 2.196 INCHES MAXIMUM IN; Style Designator: PLAIN FLANGED. 10 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-062-1619 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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