Diaphragm, Valve, Flat4820-01-442-3917

NSN 4820-01-442-3917 · NIIN 014423917 · Part number 1B783702012

Fisher Controls Co Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 22508

Government record, cited

NSN 4820-01-442-3917 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-442-3917. Manufacturer of record part number: 1B783702012.

Also searched as 4820-01-442-3917 · 4820014423917 · NIIN 014423917 · 01-442-3917 · FSC 4820 Valves, Nonpowered · CAGE 22508 · 1B783702012 · FS912N-523/H ITEM 15

Nearby stock numbers ← 4820-01-442-3915 Valve, Ball · 4820-01-442-3918 Plate, Diaphragm →

4820-01-442-3917 — Valves, Nonpowered

Features

Diaphragm,valve,flat — FSC 4820
Material: RUBBER
2 manufacturer part numbers on file
Manufacturer of record: Fisher Controls Co Inc

Identification

NSN: 4820-01-442-3917
NIIN: 014423917
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 1B783702012
Manufacturer: Fisher Controls Co Inc

General Description

The Diaphragm,valve,flat, cataloged under National Stock Number 4820-01-442-3917, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Fisher Controls Co Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-442-3917
Primary Part Number	1B783702012
Item Name	Diaphragm,valve,flat
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Fisher Controls Co Inc
Status	ACTIVE
Material	RUBBER

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
FS912N-523/H ITEM 15	Fisher Controls Co Inc (USA)
1B783702012 PRIMARY	Fisher Controls Co Inc (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 4820-01-442-3917?

NSN 4820-01-442-3917 is a Diaphragm,valve,flat, manufactured by Fisher Controls Co Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-442-3917?

NSN 4820-01-442-3917 has 2 manufacturer part numbers on file: FS912N-523/H ITEM 15 (Fisher Controls Co Inc), 1B783702012 (Fisher Controls Co Inc).

What are the specifications of 1B783702012?

Key specifications for 1B783702012: End Item Identification: 1340-01-097-6365; STRATEGIC SEALIFT CONVERSION SHIPS CLASS; Material: RUBBER. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-01-442-3917 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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