PartsTable TECHNICAL DATA SHEET

NSN 4820-01-648-1870Government record, cited

Valve Assembly4820-01-648-1870

NSN 4820-01-648-1870 · NIIN 016481870 · Part number 4378A1081

Ovc-Engineered Solutions Llc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 3H7B5

Government record, cited

NSN 4820-01-648-1870 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-648-1870. Manufacturer of record part number: 4378A1081.

Also searched as 4820-01-648-1870 · 4820016481870 · NIIN 016481870 · 01-648-1870 · FSC 4820 Valves, Nonpowered · CAGE 3H7B5 · 4378A1081

Nearby stock numbers ← 4820-01-648-1835 Valve, Ball · 4820-01-648-1898 Valve, Globe →

4820-01-648-1870 — Valves, Nonpowered

Features

Valve Assembly — FSC 4820
1 manufacturer part number on file
Manufacturer of record: Ovc-Engineered Solutions Llc

Identification

NSN: 4820-01-648-1870
NIIN: 016481870
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 4378A1081
Manufacturer: Ovc-Engineered Solutions Llc

General Description

The Valve Assembly, cataloged under National Stock Number 4820-01-648-1870, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Ovc-Engineered Solutions Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Valve Assembly
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Ovc-Engineered Solutions Llc (CAGE 3H7B5)

Technical Specifications

Parameter	Value
NSN	4820-01-648-1870
Primary Part Number	4378A1081
Item Name	Valve Assembly
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Ovc-Engineered Solutions Llc
Status	ACTIVE

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
4378A1081 PRIMARY	Ovc-Engineered Solutions Llc (USA)

Reference documents

Reference	Meaning
4378A1081	D/9 Drawing number reference only Ovc-Engineered Solutions Llc

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 4820-01-648-1870?

NSN 4820-01-648-1870 is a Valve Assembly, manufactured by Ovc-Engineered Solutions Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-648-1870?

NSN 4820-01-648-1870 has 1 manufacturer part number on file: 4378A1081 (Ovc-Engineered Solutions Llc).

Is NSN 4820-01-648-1870 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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