PartsTable TECHNICAL DATA SHEET

NSN 4820-01-254-3029Government record, cited

Regulator, Bleed Air4820-01-254-3029

NSN 4820-01-254-3029 · NIIN 012543029 · Part number 40A14100-1

Raytheon Company · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 15090

Government record, cited

NSN 4820-01-254-3029 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-254-3029. Manufacturer of record part number: 40A14100-1.

Also searched as 4820-01-254-3029 · 4820012543029 · NIIN 012543029 · 01-254-3029 · FSC 4820 Valves, Nonpowered · CAGE 15090 · 40A14100-1

Nearby stock numbers ← 4820-01-254-3028 Valve, Pilot · 4820-01-254-3707 Valve, Relief, Pressure and Temper →

4820-01-254-3029 — Valves, Nonpowered

Features

Regulator,bleed Air — FSC 4820
1 manufacturer part number on file
Manufacturer of record: Raytheon Company

Identification

NSN: 4820-01-254-3029
NIIN: 012543029
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 40A14100-1
Manufacturer: Raytheon Company

General Description

The Regulator,bleed Air, cataloged under National Stock Number 4820-01-254-3029, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Raytheon Company. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4820-01-254-3029
Primary Part Number	40A14100-1
Item Name	Regulator,bleed Air
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Raytheon Company
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL B — Remove Demilitarization Key Points
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
40A14100-1 PRIMARY	Raytheon Company (USA)

Reference documents

Reference	Meaning
40A14100-1	5/9 Secondary reference Hughes Missile Systems Co San Diego

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 4820-01-254-3029?

NSN 4820-01-254-3029 is a Regulator,bleed Air, manufactured by Raytheon Company, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-254-3029?

NSN 4820-01-254-3029 has 1 manufacturer part number on file: 40A14100-1 (Raytheon Company).

What are the specifications of 40A14100-1?

Key specifications for 40A14100-1: End Item Identification: PACER SPECIAL. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-254-3029 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.

What is the DEMIL code for NSN 4820-01-254-3029?

NSN 4820-01-254-3029 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.

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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