Valve, Check4820-01-418-8906

NSN 4820-01-418-8906 · NIIN 014188906

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-01-418-8906 · 4820014188906 · NIIN 014188906 · 01-418-8906 · FSC 4820 Valves, Nonpowered · V5271-0607-12 · V5271-0007-12 PL C5271-0007-12 · 5271-0007-12

Nearby stock numbers ← 4820-01-418-8905 Disk, Valve · 4820-01-418-8909 Valve, Check →

4820-01-418-8906 — Valves, Nonpowered

Features

Valve,check — FSC 4820
Flow Control Device: DISK
Nominal Pipe Size Accommodated: 1.250 INCHES ALL ENDS IN
Connection Style: SOCKET (PIPE) ALL ENDS
Mounting Position: HORIZONTAL OR VERTICAL
Connection Type: UNTHREADED EXTERNAL PIPE ALL ENDS
Style Designator: STRAIGHT THRU
Valve Operation Method: AUTOMATIC

Identification

NSN: 4820-01-418-8906
NIIN: 014188906
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Valve,check, cataloged under National Stock Number 4820-01-418-8906, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-418-8906
Item Name	Valve,check
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE
Flow Control Device	DISK
Nominal Pipe Size Accommodated	1.250 INCHES ALL ENDS IN
Connection Style	SOCKET (PIPE) ALL ENDS
Mounting Position	HORIZONTAL OR VERTICAL
Connection Type	UNTHREADED EXTERNAL PIPE ALL ENDS
Style Designator	STRAIGHT THRU
Valve Operation Method	AUTOMATIC

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
V5271-0607-12	3/9 Design control — primary reference Newdell Company, the Dba Ladish Valves
V5271-0007-12 PL C5271-0007-12	5/9 Secondary reference Newdell Company, the Dba Ladish Valves
5271-0007-12	5/9 Secondary reference Newdell Company, the Dba Ladish Valves

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 4820-01-418-8906?

NSN 4820-01-418-8906 is a Valve,check, classified under FSC 4820, Valves, Nonpowered. Status: active.

What are the specifications of 4820-01-418-8906?

Key specifications for 4820-01-418-8906: Flow Control Device: DISK; Nominal Pipe Size Accommodated: 1.250 INCHES ALL ENDS IN; Connection Style: SOCKET (PIPE) ALL ENDS; Mounting Position: HORIZONTAL OR VERTICAL. 7 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-418-8906 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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