Operating Nut, Valve4820-01-320-0190

NSN 4820-01-320-0190 · NIIN 013200190

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-01-320-0190 · 4820013200190 · NIIN 013200190 · 01-320-0190 · FSC 4820 Valves, Nonpowered · NB-2502-E-0200 PIECE 9 · NB-2502-E-0200 PIECE 9

Nearby stock numbers ← 4820-01-320-0168 Screw, Valve Spring · 4820-01-320-0195 Gagging Assembly, Valve →

4820-01-320-0190 — Valves, Nonpowered

Features

Operating Nut,valve — FSC 4820

Identification

NSN: 4820-01-320-0190
NIIN: 013200190
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Operating Nut,valve, cataloged under National Stock Number 4820-01-320-0190, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	Operating Nut,valve
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)

Technical Specifications

Parameter	Value
NSN	4820-01-320-0190
Item Name	Operating Nut,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
NB-2502-E-0200 PIECE 9	3/9 Design control — primary reference Pima Valve, Llc
NB-2502-E-0200 PIECE 9	C/1 Advisory reference — outside the item-of-supply concept Hunt Valve Company, 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 4820-01-320-0190?

NSN 4820-01-320-0190 is a Operating Nut,valve, classified under FSC 4820, Valves, Nonpowered. Status: active.

Is NSN 4820-01-320-0190 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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