PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

33310PC8,1INSeal,nonmetallic Round Section

Velan Valve Corp. · NSN 5330-01-367-6816 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-367-6816 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-367-6816. Primary manufacturer part number: 33310PC8,1IN.
Features
  • Seal,nonmetallic Round Section — FSC 5330
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
  • Criticality Code Justification: ZZZY
  • 3 verified cross-references
  • Primary manufacturer: Velan Valve Corp.
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Seal,nonmetallic Round Section, cataloged under National Stock Number 5330-01-367-6816, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Velan Valve Corp.. 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-367-6816
Primary Part Number33310PC8,1IN
Item NameSeal,nonmetallic Round Section
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerVelan Valve Corp.
StatusACTIVE
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
Criticality Code JustificationZZZY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5330-01-360-6375 INTERCHANGEABLE
Packing Material
Cross-Reference Index
Part NumberManufacturer
33310PC8,1IN Velan Valve Corp. (USA)
33350PC8 Velan Valve Corp. (USA)
820-6652460-140 Naval Sea Systems Command (USA)
Related Parts
5330-01-360-6375INTERCHANGEABLE
PACKING MATERIAL

Frequently Asked Questions

What is NSN 5330-01-367-6816?

NSN 5330-01-367-6816 is a Seal,nonmetallic Round Section, manufactured by Velan Valve Corp., classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-367-6816?

NSN 5330-01-367-6816 has 3 cross-referenced part numbers: 33310PC8,1IN (Velan Valve Corp.), 33350PC8 (Velan Valve Corp.), 820-6652460-140 (Naval Sea Systems Command).

What NSN replaces 5330-01-367-6816?

There is 1 known substitute for 5330-01-367-6816: 5330-01-360-6375. Verify interchangeability with system specifications before substitution.

What are the specifications of 33310PC8,1IN?

Key specifications for 33310PC8,1IN: Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS; Criticality Code Justification: ZZZY. 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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