Seat, Valve4820-01-198-0798

NSN 4820-01-198-0798 · NIIN 011980798 · Part number 122-6

Pima Valve, Llc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 30263

Government record, cited

NSN 4820-01-198-0798 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-198-0798. Manufacturer of record part number: 122-6.

Also searched as 4820-01-198-0798 · 4820011980798 · NIIN 011980798 · 01-198-0798 · FSC 4820 Valves, Nonpowered · CAGE 30263 · 122-6 · B122D0300 PIECE 6

Nearby stock numbers ← 4820-01-198-0797 · 4820-01-198-0799 Seat, Valve →

4820-01-198-0798 — Valves, Nonpowered

Features

Seat,valve — FSC 4820
Style Designator: PLAIN THREADED
Body Inside Diameter: 2.865 INCHES NOMINAL IN
Material: COPPER ALLOY B-16 OVERALL
Seating Surface Shape: FLAT
2 manufacturer part numbers on file
Manufacturer of record: Pima Valve, Llc

Identification

NSN: 4820-01-198-0798
NIIN: 011980798
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 122-6
Manufacturer: Pima Valve, Llc

General Description

The Seat,valve, cataloged under National Stock Number 4820-01-198-0798, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Pima Valve, Llc. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-198-0798
Primary Part Number	122-6
Item Name	Seat,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Pima Valve, Llc
Status	ACTIVE
Style Designator	PLAIN THREADED
Body Inside Diameter	2.865 INCHES NOMINAL IN
Material	COPPER ALLOY B-16 OVERALL
Seating Surface Shape	FLAT

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
122-6 PRIMARY	Pima Valve, Llc (USA)
B122D0300 PIECE 6 PRIMARY	Pima Valve, Llc (USA)

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 4820-01-198-0798?

NSN 4820-01-198-0798 is a Seat,valve, manufactured by Pima Valve, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-198-0798?

NSN 4820-01-198-0798 has 2 manufacturer part numbers on file: 122-6 (Pima Valve, Llc), B122D0300 PIECE 6 (Pima Valve, Llc).

What are the specifications of 122-6?

Key specifications for 122-6: Overall Height: 0.400 INCHES NOMINAL IN; Style Designator: PLAIN THREADED; Body Inside Diameter: 2.865 INCHES NOMINAL IN; Material: COPPER ALLOY B-16 OVERALL. 4 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-198-0798 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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