Diaphragm, Valve, Flat4820-01-179-6402

NSN 4820-01-179-6402 · NIIN 011796402 · Part number 733-01

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 55378

Government record, cited

NSN 4820-01-179-6402 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-179-6402. Manufacturer of record part number: 733-01.

Also searched as 4820-01-179-6402 · 4820011796402 · NIIN 011796402 · 01-179-6402 · FSC 4820 Valves, Nonpowered · CAGE 55378 · 733-01

Nearby stock numbers ← 4820-01-179-6400 Valve, Ventilation, Bulkhead · 4820-01-179-6406 Disk, Valve →

4820-01-179-6402 — Valves, Nonpowered

Features

Diaphragm,valve,flat — FSC 4820
Material: RUBBER CHLOROPRENE CLASS CR
1 manufacturer part number on file
Manufacturer of record: Trac Regulator Co., Inc. Dba Trac Regulator Co Inc

Identification

NSN: 4820-01-179-6402
NIIN: 011796402
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 733-01
Manufacturer: Trac Regulator Co., Inc. Dba Trac Regulator Co Inc

General Description

The Diaphragm,valve,flat, cataloged under National Stock Number 4820-01-179-6402, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Trac Regulator Co., Inc. Dba Trac Regulator Co Inc. Government technical data includes 1 specification, 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-179-6402
Primary Part Number	733-01
Item Name	Diaphragm,valve,flat
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
Status	ACTIVE
Material	RUBBER CHLOROPRENE CLASS CR

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

⇄ Related Items 1

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

5998-01-481-9286 POSSIBLE MATCH

CIRCUIT CARD ASSEMBLY

Possible match (shared part number)

Cross-Reference Index

Part Number	Manufacturer
733-01 PRIMARY	Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)

Related Parts

5998-01-481-9286POSSIBLE MATCH

CIRCUIT CARD ASSEMBLY

Frequently Asked Questions

What is NSN 4820-01-179-6402?

NSN 4820-01-179-6402 is a Diaphragm,valve,flat, manufactured by Trac Regulator Co., Inc. Dba Trac Regulator Co Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-179-6402?

NSN 4820-01-179-6402 has 1 manufacturer part number on file: 733-01 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 4820-01-179-6402?

1 possible match (shared part number, not a government interchangeability claim): 5998-01-481-9286. Verify interchangeability with system specifications before substitution.

What are the specifications of 733-01?

Key specifications for 733-01: Material: RUBBER CHLOROPRENE CLASS CR. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-01-179-6402 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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