Valve, Safety Relief4820-01-151-3269

NSN 4820-01-151-3269 · NIIN 011513269

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-01-151-3269 · 4820011513269 · NIIN 011513269 · 01-151-3269 · FSC 4820 Valves, Nonpowered

Nearby stock numbers ← 4820-01-151-3268 Valve, Gate · 4820-01-151-3278 Valve, Regulating, Fluid Pressure →

4820-01-151-3269 — Valves, Nonpowered

Features

Valve,safety Relief — FSC 4820
Flange Shape: ROUND WITH HOLES ALL ENDS
Connection Type: FLANGE ALL ENDS
Style Designator: ANGLE FLANGED ENDS
Second Connection Face to Centerline Distance: 5.875 INCHES IN
First Connection Face to Centerline Distance: 4.750 INCHES IN
Material: STEEL COMP 303 FLOW CONTROL DEVICE
Material: STEEL COMP 304 BODY

Identification

NSN: 4820-01-151-3269
NIIN: 011513269
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-151-3269, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4820-01-151-3269
Item Name	Valve,safety Relief
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE
Flange Shape	ROUND WITH HOLES ALL ENDS
Connection Type	FLANGE ALL ENDS
Style Designator	ANGLE FLANGED ENDS
Second Connection Face to Centerline Distance	5.875 INCHES IN
First Connection Face to Centerline Distance	4.750 INCHES IN
Material	STEEL COMP 303 FLOW CONTROL DEVICE
Material	STEEL COMP 304 BODY
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

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

Reference documents

Reference	Meaning
V3E10011-01	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 4820-01-151-3269?

NSN 4820-01-151-3269 is a Valve,safety Relief, classified under FSC 4820, Valves, Nonpowered. Status: active.

What are the specifications of 4820-01-151-3269?

Key specifications for 4820-01-151-3269: Flange Shape: ROUND WITH HOLES ALL ENDS; Connection Type: FLANGE ALL ENDS; Style Designator: ANGLE FLANGED ENDS; Second Connection Face to Centerline Distance: 5.875 INCHES IN. 8 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-151-3269 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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