PartsTable TECHNICAL DATA SHEET

NSN 4820-01-295-8340Government record, cited

Stem Disk-Box4820-01-295-8340

NSN 4820-01-295-8340 · NIIN 012958340 · Part number 97700424

Automatic Switch Company Dba Asco · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 04845

Government record, cited

NSN 4820-01-295-8340 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-295-8340. Manufacturer of record part number: 97700424.

Also searched as 4820-01-295-8340 · 4820012958340 · NIIN 012958340 · 01-295-8340 · FSC 4820 Valves, Nonpowered · CAGE 04845 · 97700424 · 98730780014

Nearby stock numbers ← 4820-01-295-8339 Bridge, Diaphragm VA · 4820-01-295-8383 Valve, Regulating, Fluid Pressure →

4820-01-295-8340 — Valves, Nonpowered

Features

Stem Disk-Box — FSC 4820
2 manufacturer part numbers on file
Manufacturer of record: Automatic Switch Company Dba Asco

Identification

NSN: 4820-01-295-8340
NIIN: 012958340
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 97700424
Manufacturer: Automatic Switch Company Dba Asco

General Description

The Stem Disk-Box, cataloged under National Stock Number 4820-01-295-8340, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Automatic Switch Company Dba Asco. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Stem Disk-Box
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Asco Joucomatic Sa (CAGE F0643); Automatic Switch Company Dba Asco (CAGE 04845)

Technical Specifications

Parameter	Value
NSN	4820-01-295-8340
Primary Part Number	97700424
Item Name	Stem Disk-Box
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Automatic Switch Company Dba Asco
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

Part Number	Manufacturer
97700424	Asco Joucomatic Sa (FRA)
97700424 PRIMARY	Automatic Switch Company Dba Asco (USA)

Reference documents

Reference	Meaning
98730780014	5/9 Secondary reference Asco Joucomatic Sa
97700424	5/9 Secondary reference Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)

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 4820-01-295-8340?

NSN 4820-01-295-8340 is a Stem Disk-Box, manufactured by Automatic Switch Company Dba Asco, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-295-8340?

NSN 4820-01-295-8340 has 2 manufacturer part numbers on file: 97700424 (Asco Joucomatic Sa), 97700424 (Automatic Switch Company Dba Asco).

Is NSN 4820-01-295-8340 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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