PartsTable TECHNICAL DATA SHEET

NSN 4820-01-447-6291Government record, cited

Valve, Relief, Pressure and Temper4820-01-447-6291

NSN 4820-01-447-6291 · NIIN 014476291 · Part number 921357

C-Tech Industries Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 55068

Government record, cited

NSN 4820-01-447-6291 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-447-6291. Manufacturer of record part number: 921357.

Also searched as 4820-01-447-6291 · 4820014476291 · NIIN 014476291 · 01-447-6291 · FSC 4820 Valves, Nonpowered · CAGE 55068 · 921357 · 921359

Nearby stock numbers ← 4820-01-447-6289 Disk, Valve · 4820-01-447-6339 Stem, Needle Valve →

4820-01-447-6291 — Valves, Nonpowered

Features

Valve,relief,pressure and Temper — FSC 4820
1 manufacturer part number on file
Manufacturer of record: C-Tech Industries Inc

Identification

NSN: 4820-01-447-6291
NIIN: 014476291
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 921357
Manufacturer: C-Tech Industries Inc

General Description

The Valve,relief,pressure and Temper, cataloged under National Stock Number 4820-01-447-6291, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is C-Tech Industries Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4820-01-447-6291
Primary Part Number	921357
Item Name	Valve,relief,pressure and Temper
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	C-Tech Industries Inc
Status	ACTIVE

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
921357 PRIMARY	C-Tech Industries Inc (USA)

Reference documents

Reference	Meaning
921359	5/9 Secondary reference C-Tech Industries Inc

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 4820-01-447-6291?

NSN 4820-01-447-6291 is a Valve,relief,pressure and Temper, manufactured by C-Tech Industries Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-447-6291?

NSN 4820-01-447-6291 has 1 manufacturer part number on file: 921357 (C-Tech Industries Inc).

What are the specifications of 921357?

Key specifications for 921357: End Item Identification: MDL.964 PRESSURE WASHER.. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-447-6291 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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