Blanking Plate Assembly4820-01-547-5271

NSN 4820-01-547-5271 · NIIN 015475271 · Part number CB-1998-ALL

All Weather Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 3A7H2

Government record, cited

NSN 4820-01-547-5271 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-547-5271. Manufacturer of record part number: CB-1998-ALL.

Also searched as 4820-01-547-5271 · 4820015475271 · NIIN 015475271 · 01-547-5271 · FSC 4820 Valves, Nonpowered · CAGE 3A7H2 · CB-1998-ALL

Nearby stock numbers ← 4820-01-547-4945 Valve, Vehicular · 4820-01-547-5417 Regulator, Thermostatic Temperatu →

4820-01-547-5271 — Valves, Nonpowered

Features

Blanking Plate Assembly — FSC 4820
1 manufacturer part number on file
Manufacturer of record: All Weather Inc

Identification

NSN: 4820-01-547-5271
NIIN: 015475271
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: CB-1998-ALL
Manufacturer: All Weather Inc

General Description

The Blanking Plate Assembly, cataloged under National Stock Number 4820-01-547-5271, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is All Weather Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-547-5271
Primary Part Number	CB-1998-ALL
Item Name	Blanking Plate Assembly
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	All Weather 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
CB-1998-ALL PRIMARY	All Weather 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 4820-01-547-5271?

NSN 4820-01-547-5271 is a Blanking Plate Assembly, manufactured by All Weather Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-547-5271?

NSN 4820-01-547-5271 has 1 manufacturer part number on file: CB-1998-ALL (All Weather Inc).

What are the specifications of CB-1998-ALL?

Key specifications for CB-1998-ALL: End Item Identification: ASOS CONTROLLER EQUIPMENT-INFORMATION DISPLAY SYSTEM (ACE IDS). 0 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-547-5271 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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