PartsTable TECHNICAL DATA SHEET

NSN 4820-01-434-0898Government record, cited

Valve, Check4820-01-434-0898

NSN 4820-01-434-0898 · NIIN 014340898 · Part number MB15-3081-S 2.00IN

Gulf Valve Co · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 60183

Government record, cited

NSN 4820-01-434-0898 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-434-0898. Manufacturer of record part number: MB15-3081-S 2.00IN.

Also searched as 4820-01-434-0898 · 4820014340898 · NIIN 014340898 · 01-434-0898 · FSC 4820 Valves, Nonpowered · CAGE 60183 · MB15-3081-S 2.00IN · MB15-3081-S

Nearby stock numbers ← 4820-01-434-0762 Seat, Valve · 4820-01-434-1049 Valve, Ball →

4820-01-434-0898 — Valves, Nonpowered

Features

Valve,check — FSC 4820
Flow Control Device: DISK
Connection Style: GROOVED (PIPE) ALL ENDS
Mounting Position: HORIZONTAL
Connection Type: UNTHREADED CARTRIDGE ALL ENDS
Style Designator: STRAIGHT THRU
Material: IRON CAST BODY
Valve Operation Method: AUTOMATIC

Identification

NSN: 4820-01-434-0898
NIIN: 014340898
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: MB15-3081-S 2.00IN
Manufacturer: Gulf Valve Co

General Description

The Valve,check, cataloged under National Stock Number 4820-01-434-0898, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Gulf Valve Co. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4820-01-434-0898
Primary Part Number	MB15-3081-S 2.00IN
Item Name	Valve,check
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Gulf Valve Co
Status	ACTIVE
Flow Control Device	DISK
Connection Style	GROOVED (PIPE) ALL ENDS
Mounting Position	HORIZONTAL
Connection Type	UNTHREADED CARTRIDGE ALL ENDS
Style Designator	STRAIGHT THRU
Material	IRON CAST BODY
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

Part Number	Manufacturer
MB15-3081-S 2.00IN PRIMARY	Gulf Valve Co (USA)

Reference documents

Reference	Meaning
MB15-3081-S	D/9 Drawing number reference only Gulf Valve Co

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 4820-01-434-0898?

NSN 4820-01-434-0898 is a Valve,check, manufactured by Gulf Valve Co, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-434-0898?

NSN 4820-01-434-0898 has 1 manufacturer part number on file: MB15-3081-S 2.00IN (Gulf Valve Co).

What are the specifications of MB15-3081-S 2.00IN?

Key specifications for MB15-3081-S 2.00IN: Flow Control Device: DISK; Connection Style: GROOVED (PIPE) ALL ENDS; Mounting Position: HORIZONTAL; Connection Type: UNTHREADED CARTRIDGE ALL ENDS. 7 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-434-0898 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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