PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

604916Seal Ring,metal

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp · NSN 5330-00-956-5851 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-956-5851 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-956-5851. Primary manufacturer part number: 604916.
Features
  • Seal Ring,metal — FSC 5330
  • Material: ALUMINUM ALLOY OVERALL
  • Surface Treatment: ANODIZE OVERALL
  • Ring Style: EXPANDING CONCENTRIC
  • Radial Wall Thickness: 0.0190 INCHES MINIMUM AND 0.0210 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: INSIDE COUNTERBORE, KEYSTONE, STRAIGHT FACE
  • Outside Diameter: 2.5980 INCHES MINIMUM AND 2.6020 INCHES MAXIMUM IN
  • FSC Application Data: AIRBORNE GYROSCOPE
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Aluminum Alloy Overall construction
General Description

The Seal Ring,metal, cataloged under National Stock Number 5330-00-956-5851, 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 Dba Northrop Grumman Systems Corp. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5330-00-956-5851
Primary Part Number604916
Item NameSeal Ring,metal
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
StatusACTIVE
MaterialALUMINUM ALLOY OVERALL
Surface TreatmentANODIZE OVERALL
Ring StyleEXPANDING CONCENTRIC
Radial Wall Thickness0.0190 INCHES MINIMUM AND 0.0210 INCHES MAXIMUM IN
Cross-Sectional Shape StyleINSIDE COUNTERBORE, KEYSTONE, STRAIGHT FACE
Outside Diameter2.5980 INCHES MINIMUM AND 2.6020 INCHES MAXIMUM IN
FSC Application DataAIRBORNE GYROSCOPE
Joint StyleVERTICAL JOINT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5999-00-412-440901-0601-3300 INTERCHANGEABLE
Wire Mesh,knitted
Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division
6515-01-299-8846604916 INTERCHANGEABLE
Sound,urethral
Bard C R Inc Bard Vascular Systems Div
Cross-Reference Index
Part NumberManufacturer
604916 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
Related Parts
5999-00-412-4409INTERCHANGEABLE
WIRE MESH,KNITTED
01-0601-3300
6515-01-299-8846INTERCHANGEABLE
SOUND,URETHRAL
604916

Frequently Asked Questions

What is NSN 5330-00-956-5851?

NSN 5330-00-956-5851 is a Seal Ring,metal, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-956-5851?

NSN 5330-00-956-5851 has 1 cross-referenced part number: 604916 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).

What NSN replaces 5330-00-956-5851?

There are 2 known substitutes for 5330-00-956-5851: 5999-00-412-4409, 6515-01-299-8846. Verify interchangeability with system specifications before substitution.

What are the specifications of 604916?

Key specifications for 604916: Material: ALUMINUM ALLOY OVERALL; Overall Width: 0.3220 INCHES MINIMUM AND 0.3260 INCHES MAXIMUM IN; Surface Treatment: ANODIZE OVERALL; Ring Style: EXPANDING CONCENTRIC. 9 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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