PartsTable TECHNICAL DATA SHEET

NSN 4820-01-218-1908Government record, cited

Cover Assembly, Inlet4820-01-218-1908

NSN 4820-01-218-1908 · NIIN 012181908 · Part number 601-25-3045

Integrated Distribution Systemslimited Partnershipdba Waterous Power Systems · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 35683

Government record, cited

NSN 4820-01-218-1908 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-218-1908. Manufacturer of record part number: 601-25-3045.

Also searched as 4820-01-218-1908 · 4820012181908 · NIIN 012181908 · 01-218-1908 · FSC 4820 Valves, Nonpowered · CAGE 35683 · 601-25-3045

Nearby stock numbers ← 4820-01-218-1905 Rod, Valve · 4820-01-218-1909 Valve Section, Linear Directional →

4820-01-218-1908 — Valves, Nonpowered

Features

Cover Assembly,inlet — FSC 4820
General Characteristics Item Description: INLET COVER;MAIN RELIEF ASSEMBLY 1;SEAL KIT 1
1 manufacturer part number on file
Manufacturer of record: Integrated Distribution Systemslimited Partnershipdba Waterous Power Systems

Identification

NSN: 4820-01-218-1908
NIIN: 012181908
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 601-25-3045
Manufacturer: Integrated Distribution Systemslimited Partnershipdba Waterous Power Systems

General Description

The Cover Assembly,inlet, cataloged under National Stock Number 4820-01-218-1908, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Integrated Distribution Systemslimited Partnershipdba Waterous Power Systems. 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. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-218-1908
Primary Part Number	601-25-3045
Item Name	Cover Assembly,inlet
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Integrated Distribution Systemslimited Partnershipdba Waterous Power Systems
Status	ACTIVE
General Characteristics Item Description	INLET COVER;MAIN RELIEF ASSEMBLY 1;SEAL KIT 1

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
601-25-3045 PRIMARY	Integrated Distribution Systemslimited Partnershipdba Waterous Power Systems (CAN)

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 4820-01-218-1908?

NSN 4820-01-218-1908 is a Cover Assembly,inlet, manufactured by Integrated Distribution Systemslimited Partnershipdba Waterous Power Systems, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-218-1908?

NSN 4820-01-218-1908 has 1 manufacturer part number on file: 601-25-3045 (Integrated Distribution Systemslimited Partnershipdba Waterous Power Systems).

What are the specifications of 601-25-3045?

Key specifications for 601-25-3045: General Characteristics Item Description: INLET COVER;MAIN RELIEF ASSEMBLY 1;SEAL KIT 1. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-01-218-1908 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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