Valve, Relief, Pressure and Temper4820-01-346-5689

NSN 4820-01-346-5689 · NIIN 013465689 · Part number 2780146-1

Honeywell International Inc. Div Aerospace - Torrance · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 70210

Government record, cited

NSN 4820-01-346-5689 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-346-5689. Manufacturer of record part number: 2780146-1.

Also searched as 4820-01-346-5689 · 4820013465689 · NIIN 013465689 · 01-346-5689 · FSC 4820 Valves, Nonpowered · CAGE 70210 · 2780146-1 · 4820-033-1

Nearby stock numbers ← 4820-01-346-5643 Valve, Safety Relief · 4820-01-346-6045 Valve, Check →

4820-01-346-5689 — Valves, Nonpowered

Features

Valve,relief,pressure and Temper — FSC 4820
Body Style: STRAIGHT THRU
Material: STEEL CORROSION RESISTING BODY
1 manufacturer part number on file
Manufacturer of record: Honeywell International Inc. Div Aerospace - Torrance

Identification

NSN: 4820-01-346-5689
NIIN: 013465689
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 2780146-1
Manufacturer: Honeywell International Inc. Div Aerospace - Torrance

General Description

The Valve,relief,pressure and Temper, cataloged under National Stock Number 4820-01-346-5689, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Honeywell International Inc. Div Aerospace - Torrance. Government technical data includes 2 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-346-5689
Primary Part Number	2780146-1
Item Name	Valve,relief,pressure and Temper
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Honeywell International Inc. Div Aerospace - Torrance
Status	ACTIVE
Body Style	STRAIGHT THRU
Material	STEEL CORROSION RESISTING BODY

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
2780146-1 PRIMARY	Honeywell International Inc. Div Aerospace - Torrance (USA)

Reference documents

Reference	Meaning
4820-033-1	5/9 Secondary reference Aidc/aerospace Industrial Development Corp. Dba Aidc

Frequently Asked Questions

What is NSN 4820-01-346-5689?

NSN 4820-01-346-5689 is a Valve,relief,pressure and Temper, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-346-5689?

NSN 4820-01-346-5689 has 1 manufacturer part number on file: 2780146-1 (Honeywell International Inc. Div Aerospace - Torrance).

What are the specifications of 2780146-1?

Key specifications for 2780146-1: Body Style: STRAIGHT THRU; End Item Identification: PACER DAWN; Material: STEEL CORROSION RESISTING BODY. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-346-5689 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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