Water Jacket Cap Assembly4420-01-732-8504

NSN 4420-01-732-8504 · NIIN 017328504 · Part number 5905722

Naval Sea Systems Command · FSC 4420 — Heat Exchangers and Steam Condensers · FSG 44 — Furnace, Steam, Drying, Nuclear Reactors · CAGE 53711

Government record, cited

NSN 4420-01-732-8504 — this item is cataloged by the U.S. Government under National Stock Number 4420-01-732-8504. Manufacturer of record part number: 5905722.

Also searched as 4420-01-732-8504 · 4420017328504 · NIIN 017328504 · 01-732-8504 · FSC 4420 Heat Exchangers and Steam Condensers · CAGE 53711 · 5905722

Nearby stock numbers ← 4420-01-732-8079 Exchanger, Fluid · 4420-01-733-0410 Cooler, Fluid, Industrial →

Features

Water Jacket Cap Assembly — FSC 4420
1 manufacturer part number on file
Manufacturer of record: Naval Sea Systems Command

Identification

NSN: 4420-01-732-8504
NIIN: 017328504
FSC: 4420 — Heat Exchangers and Steam Condensers
FSG: 44 — Furnace, Steam, Drying, Nuclear Reactors
Primary part number: 5905722
Manufacturer: Naval Sea Systems Command

General Description

The Water Jacket Cap Assembly, cataloged under National Stock Number 4420-01-732-8504, is classified within Federal Supply Class 4420 (Heat Exchangers and Steam Condensers) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Naval Sea Systems Command. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Water Jacket Cap Assembly
FSC / FSG	4420 — Heat Exchangers and Steam Condensers (FSG 44)
Manufacturers	Naval Sea Systems Command (CAGE 53711)

Technical Specifications

Parameter	Value
NSN	4420-01-732-8504
Primary Part Number	5905722
Item Name	Water Jacket Cap Assembly
FSC / FSG	4420 / 44 — Heat Exchangers and Steam Condensers
Manufacturer	Naval Sea Systems Command
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
5905722 PRIMARY	Naval Sea Systems Command (USA)

No interchangeability data on file.

Other items in FSC 4420 — Heat Exchangers and Steam Condensers

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4420-00-003-2812

CORE ASSEMBLY,FLUID HEATER,INDUS

4420-00-004-1071

4420-00-004-1071 · Item name not on file

4420-00-004-1072

4420-00-004-1072 · Item name not on file

4420-00-004-1073

4420-00-004-1073 · Item name not on file

4420-00-004-1074

4420-00-004-1074 · Item name not on file

4420-00-004-3860

COOLER,FLUID,INDUSTRIAL

4420-00-004-5260

4420-00-004-5260 · Item name not on file

4420-00-005-2335

PURGE ORIFICE ASSEMBLY

Frequently Asked Questions

What is NSN 4420-01-732-8504?

NSN 4420-01-732-8504 is a Water Jacket Cap Assembly, manufactured by Naval Sea Systems Command, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.

What part numbers are listed for NSN 4420-01-732-8504?

NSN 4420-01-732-8504 has 1 manufacturer part number on file: 5905722 (Naval Sea Systems Command).

Is NSN 4420-01-732-8504 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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