PartsTable TECHNICAL DATA SHEET

NSN 4820-01-308-1686Government record, cited

Seat, Valve4820-01-308-1686

NSN 4820-01-308-1686 · NIIN 013081686 · Part number 8301239

Control Flow, Inc. Dba Control Flow Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 3X894

Government record, cited

NSN 4820-01-308-1686 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-308-1686. Manufacturer of record part number: 8301239.

Also searched as 4820-01-308-1686 · 4820013081686 · NIIN 013081686 · 01-308-1686 · FSC 4820 Valves, Nonpowered · CAGE 3X894 · 8301239 · B301239

Nearby stock numbers ← 4820-01-308-1685 Valve, Angle · 4820-01-308-1692 →

4820-01-308-1686 — Valves, Nonpowered

Features

Seat,valve — FSC 4820
1 manufacturer part number on file
Manufacturer of record: Control Flow, Inc. Dba Control Flow Inc

Identification

NSN: 4820-01-308-1686
NIIN: 013081686
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 8301239
Manufacturer: Control Flow, Inc. Dba Control Flow Inc

General Description

The Seat,valve, cataloged under National Stock Number 4820-01-308-1686, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Control Flow, Inc. Dba Control Flow Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Seat,valve
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Control Flow, Inc. Dba Control Flow Inc (CAGE 3X894)

Technical Specifications

Parameter	Value
NSN	4820-01-308-1686
Primary Part Number	8301239
Item Name	Seat,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Control Flow, Inc. Dba Control Flow Inc
Status	ACTIVE

Lifecycle & Compliance

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

Cross-Reference Index

Part Number	Manufacturer
8301239 PRIMARY	Control Flow, Inc. Dba Control Flow Inc (USA)

Reference documents

Reference	Meaning
8301239	5/9 Secondary reference Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division
B301239	C/1 Advisory reference — outside the item-of-supply concept Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division

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 4820-01-308-1686?

NSN 4820-01-308-1686 is a Seat,valve, manufactured by Control Flow, Inc. Dba Control Flow Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-308-1686?

NSN 4820-01-308-1686 has 1 manufacturer part number on file: 8301239 (Control Flow, Inc. Dba Control Flow Inc).

Is NSN 4820-01-308-1686 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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