PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A4W RPPY SK-813Gasket

Huntington Ingalls Inc Div Newport News Shipbuilding · NSN 5330-01-676-4903 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-676-4903 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-676-4903. Primary manufacturer part number: A4W RPPY SK-813.
Features
  • Gasket — FSC 5330
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
  • 3 verified cross-references
  • Primary manufacturer: Huntington Ingalls Inc Div Newport News Shipbuilding
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Gasket, cataloged under National Stock Number 5330-01-676-4903, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Huntington Ingalls Inc Div Newport News Shipbuilding. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-676-4903
Primary Part NumberA4W RPPY SK-813
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerHuntington Ingalls Inc Div Newport News Shipbuilding
StatusACTIVE
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2530-00-087-0327222640 INTERCHANGEABLE
Power Steering Plug
Eaton Aerospace, Llc Dba Jackson South
5330-01-290-843619905 INTERCHANGEABLE
Gasket
Mcnally Industries, Llc
Cross-Reference Index
Part NumberManufacturer
A4W RPPY SK-813 Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
212-8463996ITEM25 Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
19905 Mcnally Industries, Llc (USA)
Related Parts
2530-00-087-0327INTERCHANGEABLE
POWER STEERING PLUG
222640
5330-01-290-8436INTERCHANGEABLE
GASKET
19905

Frequently Asked Questions

What is NSN 5330-01-676-4903?

NSN 5330-01-676-4903 is a Gasket, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-676-4903?

NSN 5330-01-676-4903 has 3 cross-referenced part numbers: A4W RPPY SK-813 (Huntington Ingalls Inc Div Newport News Shipbuilding), 212-8463996ITEM25 (Huntington Ingalls Inc Div Newport News Shipbuilding), 19905 (Mcnally Industries, Llc).

What NSN replaces 5330-01-676-4903?

There are 2 known substitutes for 5330-01-676-4903: 2530-00-087-0327, 5330-01-290-8436. Verify interchangeability with system specifications before substitution.

What are the specifications of A4W RPPY SK-813?

Key specifications for A4W RPPY SK-813: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH NAVSUP-WSS ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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