Seat, Valve4820-01-121-6218

NSN 4820-01-121-6218 · NIIN 011216218

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-01-121-6218 · 4820011216218 · NIIN 011216218 · 01-121-6218 · FSC 4820 Valves, Nonpowered · 2850-0029-3 · 2850-0029-3 · 2850-0020 PIECE 86

Nearby stock numbers ← 4820-01-121-6217 Seat, Valve · 4820-01-121-6219 →

4820-01-121-6218 — Valves, Nonpowered

Features

Seat,valve — FSC 4820

Identification

NSN: 4820-01-121-6218
NIIN: 011216218
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Seat,valve, cataloged under National Stock Number 4820-01-121-6218, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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)

Technical Specifications

Parameter	Value
NSN	4820-01-121-6218
Item Name	Seat,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
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

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
2850-0029-3	3/9 Design control — primary reference Carleton Technologies Inc Div Tampa Facility
2850-0029-3	C/1 Advisory reference — outside the item-of-supply concept Mission Systems Orchard Park Inc
2850-0020 PIECE 86	5/9 Secondary reference Mission Systems Orchard Park Inc

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 4820-01-121-6218?

NSN 4820-01-121-6218 is a Seat,valve, classified under FSC 4820, Valves, Nonpowered. Status: active.

Is NSN 4820-01-121-6218 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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