Seat, Valve4820-01-335-0373

NSN 4820-01-335-0373 · NIIN 013350373 · Part number NYBA-9253-101-0-4

Barber-Colman Co Environmental Controls Div · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 65149

Government record, cited

NSN 4820-01-335-0373 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-335-0373. Manufacturer of record part number: NYBA-9253-101-0-4.

Also searched as 4820-01-335-0373 · 4820013350373 · NIIN 013350373 · 01-335-0373 · FSC 4820 Valves, Nonpowered · CAGE 65149 · NYBA-9253-101-0-4

Nearby stock numbers ← 4820-01-335-0372 Seat, Valve · 4820-01-335-0374 Seat, Valve →

4820-01-335-0373 — Valves, Nonpowered

Features

Seat,valve — FSC 4820
Material: STEEL CORROSION RESISTING SEAT
1 manufacturer part number on file
Manufacturer of record: Barber-Colman Co Environmental Controls Div

Identification

NSN: 4820-01-335-0373
NIIN: 013350373
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: NYBA-9253-101-0-4
Manufacturer: Barber-Colman Co Environmental Controls Div

General Description

The Seat,valve, cataloged under National Stock Number 4820-01-335-0373, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Barber-Colman Co Environmental Controls Div. Government technical data includes 1 specification, 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. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-335-0373
Primary Part Number	NYBA-9253-101-0-4
Item Name	Seat,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Barber-Colman Co Environmental Controls Div
Status	ACTIVE
Material	STEEL CORROSION RESISTING SEAT

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
NYBA-9253-101-0-4 PRIMARY	Barber-Colman Co Environmental Controls Div (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 4820-01-335-0373?

NSN 4820-01-335-0373 is a Seat,valve, manufactured by Barber-Colman Co Environmental Controls Div, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-335-0373?

NSN 4820-01-335-0373 has 1 manufacturer part number on file: NYBA-9253-101-0-4 (Barber-Colman Co Environmental Controls Div).

What are the specifications of NYBA-9253-101-0-4?

Key specifications for NYBA-9253-101-0-4: Material: STEEL CORROSION RESISTING SEAT. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-01-335-0373 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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