Valve, Relief, Pressure and Temper4820-01-246-0838

NSN 4820-01-246-0838 · NIIN 012460838

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-01-246-0838 · 4820012460838 · NIIN 012460838 · 01-246-0838 · FSC 4820 Valves, Nonpowered · 780-RPF-1411 · 780-RPF

Nearby stock numbers ← 4820-01-246-0831 Valve, Stop-Check · 4820-01-246-0839 →

4820-01-246-0838 — Valves, Nonpowered

Features

Valve,relief,pressure and Temper — FSC 4820
Flow Control Device: POPPET
Temp Rating: -40.0 CELSIUS AND 180.0 FAHRENHEIT DEGC
Surface Treatment Document and Classification: MIL-A-8625, TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE
Body Style: STRAIGHT THRU
End Connection Quantity: 1
Surface Treatment: ANODIZE OUTSIDE
Material: PLASTIC FLOW CONTROL DEVICE

Identification

NSN: 4820-01-246-0838
NIIN: 012460838
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Valve,relief,pressure and Temper, cataloged under National Stock Number 4820-01-246-0838, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-246-0838
Item Name	Valve,relief,pressure and Temper
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE
Flow Control Device	POPPET
Temp Rating	-40.0 CELSIUS AND 180.0 FAHRENHEIT DEGC
Surface Treatment Document and Classification	MIL-A-8625, TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE
Body Style	STRAIGHT THRU
End Connection Quantity	1
Surface Treatment	ANODIZE OUTSIDE
Material	PLASTIC FLOW CONTROL DEVICE
Material	NICKEL SEAT
Material	ALUMINUM BODY
Material	PLASTIC STEM

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

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
780-RPF-1411	5/2 Secondary reference U.S. Government activity
780-RPF	3/2 Design control — primary reference U.S. Government activity

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 4820-01-246-0838?

NSN 4820-01-246-0838 is a Valve,relief,pressure and Temper, classified under FSC 4820, Valves, Nonpowered. Status: active.

What are the specifications of 4820-01-246-0838?

Key specifications for 4820-01-246-0838: Flow Control Device: POPPET; Temp Rating: -40.0 CELSIUS AND 180.0 FAHRENHEIT DEGC; Surface Treatment Document and Classification: MIL-A-8625, TYPE 2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE; Body Style: STRAIGHT THRU. 10 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-246-0838 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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