Valve, Safety Relief4820-01-298-4252

NSN 4820-01-298-4252 · NIIN 012984252 · Part number 390 3877

Hiab Usa Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 34914

Government record, cited

NSN 4820-01-298-4252 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-298-4252. Manufacturer of record part number: 390 3877.

Also searched as 4820-01-298-4252 · 4820012984252 · NIIN 012984252 · 01-298-4252 · FSC 4820 Valves, Nonpowered · CAGE 34914 · 390 3877

Nearby stock numbers ← 4820-01-298-4251 Valve, Check · 4820-01-298-4253 Valve, Safety Relief →

4820-01-298-4252 — Valves, Nonpowered

Features

Valve,safety Relief — FSC 4820
Flow Control Device: DISK
Style Designator: STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.
Valve Operation Method: AUTOMATIC
1 manufacturer part number on file
Manufacturer of record: Hiab Usa Inc

Identification

NSN: 4820-01-298-4252
NIIN: 012984252
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 390 3877
Manufacturer: Hiab Usa Inc

General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-298-4252, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hiab Usa Inc. Government technical data includes 3 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. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-298-4252
Primary Part Number	390 3877
Item Name	Valve,safety Relief
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Hiab Usa Inc
Status	ACTIVE
Flow Control Device	DISK
Style Designator	STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.
Valve Operation Method	AUTOMATIC

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
390 3877 PRIMARY	Hiab Usa Inc (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 4820-01-298-4252?

NSN 4820-01-298-4252 is a Valve,safety Relief, manufactured by Hiab Usa Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-298-4252?

NSN 4820-01-298-4252 has 1 manufacturer part number on file: 390 3877 (Hiab Usa Inc).

What are the specifications of 390 3877?

Key specifications for 390 3877: Flow Control Device: DISK; Style Designator: STRAIGHT THRU NOTE: TO BE USED FOR VALVE BODIES OF ONE SECTION ONLY.; Valve Operation Method: AUTOMATIC. 3 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-298-4252 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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