PartsTable TECHNICAL DATA SHEET

NSN 1035-00-159-6428Government record, cited

Reducer Assembly1035-00-159-6428

NSN 1035-00-159-6428 · NIIN 001596428 · Part number 298338PC1

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · FSC 1035 — Guns, Over 300mm · FSG 10 — Weapons · CAGE 10001

Government record, cited

NSN 1035-00-159-6428 — this item is cataloged by the U.S. Government under National Stock Number 1035-00-159-6428. Manufacturer of record part number: 298338PC1.

Also searched as 1035-00-159-6428 · 1035001596428 · NIIN 001596428 · 00-159-6428 · FSC 1035 Guns, Over 300mm · CAGE 10001 · 298338PC1

Nearby stock numbers ← 1035-00-159-6370 · 1035-00-159-6430 →

Features

Reducer Assembly — FSC 1035
1 manufacturer part number on file
Manufacturer of record: Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier

Identification

NSN: 1035-00-159-6428
NIIN: 001596428
FSC: 1035 — Guns, Over 300mm
FSG: 10 — Weapons
Primary part number: 298338PC1
Manufacturer: Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier

General Description

The Reducer Assembly, cataloged under National Stock Number 1035-00-159-6428, is classified within Federal Supply Class 1035 (Guns, Over 300mm) of the Weapons group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. 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	Reducer Assembly
FSC / FSG	1035 — Guns, Over 300mm (FSG 10)
Manufacturers	Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (CAGE 10001)

Technical Specifications

Parameter	Value
NSN	1035-00-159-6428
Primary Part Number	298338PC1
Item Name	Reducer Assembly
FSC / FSG	1035 / 10 — Guns, Over 300mm
Manufacturer	Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL C — Remove/Demil Key Points
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

Part Number	Manufacturer
298338PC1 PRIMARY	Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)

No interchangeability data on file.

Other items in FSC 1035 — Guns, Over 300mm

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

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1035-01-475-1978

BREECH MECHANISM

1035-01-475-1983

BREECH MECHANISM

1035-01-696-5547

SUPPRESSOR,FLASH

1035-01-696-5559

SUPPRESSOR,FLASH

1035-01-696-7515

SUPPRESSOR,FLASH

Frequently Asked Questions

What is NSN 1035-00-159-6428?

NSN 1035-00-159-6428 is a Reducer Assembly, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 1035, Guns, Over 300mm. Status: active.

What part numbers are listed for NSN 1035-00-159-6428?

NSN 1035-00-159-6428 has 1 manufacturer part number on file: 298338PC1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

Is NSN 1035-00-159-6428 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.

What is the DEMIL code for NSN 1035-00-159-6428?

NSN 1035-00-159-6428 has DEMIL Code C. Demilitarization may be required before disposal or transfer to non-military entities.

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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