NSN 2040-01-157-7552 · NIIN 011577552 · Part number 501-4457344 ITEM 1
Huntington Ingalls Inc Div Newport News Shipbuilding · FSC 2040 — Marine Hardware and Hull Items · FSG 20 — Ship and Marine Equipment · CAGE 43689
Government record, cited
NSN 2040-01-157-7552 — this item is cataloged by the U.S. Government under National Stock Number 2040-01-157-7552. Manufacturer of record part number: 501-4457344 ITEM 1.
Also searched as2040-01-157-7552 ·
2040011577552 ·
NIIN 011577552 ·
01-157-7552 ·
FSC 2040 Marine Hardware and Hull Items · CAGE 43689 · 501-4457344 ITEM 1
Manufacturer of record: Huntington Ingalls Inc Div Newport News Shipbuilding
Identification
NSN: 2040-01-157-7552
NIIN: 011577552
FSC: 2040 — Marine Hardware and Hull Items
FSG: 20 — Ship and Marine Equipment
Primary part number: 501-4457344 ITEM 1
Manufacturer: Huntington Ingalls Inc Div Newport News Shipbuilding
General Description
The Cap,closure, cataloged under National Stock Number 2040-01-157-7552, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is Huntington Ingalls Inc Div Newport News Shipbuilding. 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
Cap,closure
FSC / FSG
2040 — Marine Hardware and Hull Items (FSG 20)
Manufacturers
Huntington Ingalls Inc Div Newport News Shipbuilding (CAGE 43689)
Technical Specifications
Parameter
Value
NSN
2040-01-157-7552
Primary Part Number
501-4457344 ITEM 1
Item Name
Cap,closure
FSC / FSG
2040 / 20 — Marine Hardware and Hull Items
Manufacturer
Huntington Ingalls Inc Div Newport News Shipbuilding
Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
No interchangeability data on file.
Other items in FSC 2040 — Marine Hardware and Hull Items
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2040-00-030-8331
LENS ASSEMBLY,PERIS
2040-00-349-6785
2040-00-349-6785 · Item name not on file
2040-00-361-3924
2040-00-361-3924 · Item name not on file
2040-00-368-5901
2040-00-368-5901 · Item name not on file
2040-00-385-8796
BOX,STUFFING
2040-00-385-9234
2040-00-385-9234 · Item name not on file
2040-00-391-4442
FAIRWATER
2040-00-393-3850
STRAINER,INTAKE
Frequently Asked Questions
What is NSN 2040-01-157-7552?
NSN 2040-01-157-7552 is a Cap,closure, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
What part numbers are listed for NSN 2040-01-157-7552?
NSN 2040-01-157-7552 has 1 manufacturer part number on file: 501-4457344 ITEM 1 (Huntington Ingalls Inc Div Newport News Shipbuilding).
Is NSN 2040-01-157-7552 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 2040-01-157-7552?
NSN 2040-01-157-7552 has DEMIL Code B. 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.