PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

635J635PC8Seal Ring

Northrop Grumman Systems Corporation Div Marine Systems · NSN 5330-01-077-1612 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-077-1612 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-077-1612. Primary manufacturer part number: 635J635PC8.
Features
  • Seal Ring — FSC 5330
  • 2 verified cross-references
  • Primary manufacturer: Northrop Grumman Systems Corporation Div Marine Systems
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Seal Ring, cataloged under National Stock Number 5330-01-077-1612, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Northrop Grumman Systems Corporation Div Marine Systems. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSeal Ring
FSC / FSG5330 — No Item Name Available (FSG 53)
ManufacturersNorthrop Grumman Systems Corporation Div Marine Systems (CAGE 90099); Kaydon Ring & Seal Inc Dba Skf Precision Technologies (CAGE 75370)
Technical Specifications
ParameterValue
NSN5330-01-077-1612
Primary Part Number635J635PC8
Item NameSeal Ring
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Div Marine Systems
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5350-00-223-5581 INTERCHANGEABLE
Rouge,abrasive
3020-00-231-01602P181 INTERCHANGEABLE
Gear,sliding
Parker Hannifin Corporation Div Chelsea Products Division
3110-01-250-710047-4-61 INTERCHANGEABLE
Bearing,ball,annular
Curtiss-Wright Controls Integrated Sensing, Inc.
5340-01-316-63214746-1 INTERCHANGEABLE
Cover,access
Meggitt Safety Systems Inc
5340-01-504-698047461 INTERCHANGEABLE
Lever,manual Control
Eaton Corporation Dba Eaton Inoac
Cross-Reference Index
Part NumberManufacturer
635J635PC8 PRIMARY Northrop Grumman Systems Corporation Div Marine Systems (USA)
47461 Kaydon Ring & Seal Inc Dba Skf Precision Technologies (USA)
Related Parts
5350-00-223-5581INTERCHANGEABLE
ROUGE,ABRASIVE
3020-00-231-0160INTERCHANGEABLE
GEAR,SLIDING
2P181
3110-01-250-7100INTERCHANGEABLE
BEARING,BALL,ANNULAR
47-4-61
5340-01-316-6321INTERCHANGEABLE
COVER,ACCESS
4746-1
5340-01-504-6980INTERCHANGEABLE
LEVER,MANUAL CONTROL
47461

Frequently Asked Questions

What is NSN 5330-01-077-1612?

NSN 5330-01-077-1612 is a Seal Ring, manufactured by Northrop Grumman Systems Corporation Div Marine Systems, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-077-1612?

NSN 5330-01-077-1612 has 2 cross-referenced part numbers: 635J635PC8 (Northrop Grumman Systems Corporation Div Marine Systems), 47461 (Kaydon Ring & Seal Inc Dba Skf Precision Technologies).

What NSN replaces 5330-01-077-1612?

There are 5 known substitutes for 5330-01-077-1612: 5350-00-223-5581, 3020-00-231-0160, 3110-01-250-7100 and 2 more. Verify interchangeability with system specifications before substitution.

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