Valve, Safety Relief4820-01-131-9517

NSN 4820-01-131-9517 · NIIN 011319517 · Part number P-3996

Altec Air, Llc Dba Altec Llc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 06178

Government record, cited

NSN 4820-01-131-9517 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-131-9517. Manufacturer of record part number: P-3996.

Also searched as 4820-01-131-9517 · 4820011319517 · NIIN 011319517 · 01-131-9517 · FSC 4820 Valves, Nonpowered · CAGE 06178 · P-3996

Nearby stock numbers ← 4820-01-131-9516 · 4820-01-131-9518 Valve, Safety Relief →

4820-01-131-9517 — Valves, Nonpowered

Features

Valve,safety Relief — FSC 4820
Flow Control Device: BALL
Style Designator: STRAIGHT THRU
Valve Operation Method: AUTOMATIC
1 manufacturer part number on file
Manufacturer of record: Altec Air, Llc Dba Altec Llc

Identification

NSN: 4820-01-131-9517
NIIN: 011319517
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: P-3996
Manufacturer: Altec Air, Llc Dba Altec Llc

General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-131-9517, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Altec Air, Llc Dba Altec Llc. 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	4820-01-131-9517
Primary Part Number	P-3996
Item Name	Valve,safety Relief
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Altec Air, Llc Dba Altec Llc
Status	ACTIVE
Flow Control Device	BALL
Style Designator	STRAIGHT THRU
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
P-3996 PRIMARY	Altec Air, Llc Dba Altec Llc (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 4820-01-131-9517?

NSN 4820-01-131-9517 is a Valve,safety Relief, manufactured by Altec Air, Llc Dba Altec Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-131-9517?

NSN 4820-01-131-9517 has 1 manufacturer part number on file: P-3996 (Altec Air, Llc Dba Altec Llc).

What are the specifications of P-3996?

Key specifications for P-3996: Flow Control Device: BALL; Style Designator: STRAIGHT THRU; Valve Operation Method: AUTOMATIC. 3 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-131-9517 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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