Valve, Stop-Check4820-01-216-4504

NSN 4820-01-216-4504 · NIIN 012164504

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-01-216-4504 · 4820012164504 · NIIN 012164504 · 01-216-4504 · FSC 4820 Valves, Nonpowered

Nearby stock numbers ← 4820-01-216-4467 Disk, Valve · 4820-01-216-4531 Valve, Safety Relief →

4820-01-216-4504 — Valves, Nonpowered

Features

Valve,stop-Check — FSC 4820
Flange Shape: ROUND SECOND END
Flange Shape: ROUND FIRST END
Flange Face Design: RAISED STRAIGHT SECOND END
Flange Face Design: RAISED STRAIGHT FIRST END
Connection Style: PLAIN (TUBE) THIRD END
Mounting Position: HORIZONTAL
Supplementary Features: VALVE OPERATION METHOD: AIR

Identification

NSN: 4820-01-216-4504
NIIN: 012164504
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Valve,stop-Check, cataloged under National Stock Number 4820-01-216-4504, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves 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13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4820-01-216-4504
Item Name	Valve,stop-Check
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE
Flange Shape	ROUND SECOND END
Flange Shape	ROUND FIRST END
Flange Face Design	RAISED STRAIGHT SECOND END
Flange Face Design	RAISED STRAIGHT FIRST END
Connection Style	PLAIN (TUBE) THIRD END
Mounting Position	HORIZONTAL
Supplementary Features	VALVE OPERATION METHOD: AIR
Connection Type	FLANGE SECOND END
Connection Type	FLANGE FIRST END
Connection Type	UNTHREADED EXTERNAL TUBE THIRD END
Style Designator	ANGLE
Bonnet Type	EXPOSED SPRING
Material	STEEL OVERALL

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
31-15-2355	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 4820-01-216-4504?

NSN 4820-01-216-4504 is a Valve,stop-Check, classified under FSC 4820, Valves, Nonpowered. Status: active.

What are the specifications of 4820-01-216-4504?

Key specifications for 4820-01-216-4504: Flange Shape: ROUND SECOND END; Flange Shape: ROUND FIRST END; Flange Face Design: RAISED STRAIGHT SECOND END; Flange Face Design: RAISED STRAIGHT FIRST END. 13 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-216-4504 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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