PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

33899Seal Ring,metal

Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. · NSN 5330-00-168-5028 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-168-5028 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-168-5028. Primary manufacturer part number: 33899.
Features
  • Seal Ring,metal — FSC 5330
  • Joint Style: VERTICAL JOINT
  • Material: COPPER ALLOY 928 OVERALL
  • Metallic Hardness Rating: 72.0 MINIMUM ROCKWELL B AND 82.0 MAXIMUM ROCKWELL B
  • Material Document and Classification: AMS 7320B ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • FSC Application Data: ENGINE,AIRCRAFT,RECIPROCATING
  • Radial Wall Thickness: 0.0830 INCHES MINIMUM AND 0.0930 INCHES MAXIMUM IN
  • Ring Style: EXPANDING CONCENTRIC
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Copper Alloy 928 Overall construction
General Description

The Seal Ring,metal, cataloged under National Stock Number 5330-00-168-5028, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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
NSN5330-00-168-5028
Primary Part Number33899
Item NameSeal Ring,metal
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerPratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
StatusACTIVE
Joint StyleVERTICAL JOINT
MaterialCOPPER ALLOY 928 OVERALL
Metallic Hardness Rating72.0 MINIMUM ROCKWELL B AND 82.0 MAXIMUM ROCKWELL B
Material Document and ClassificationAMS 7320B ASSN STD SINGLE MATERIAL RESPONSE OVERALL
FSC Application DataENGINE,AIRCRAFT,RECIPROCATING
Radial Wall Thickness0.0830 INCHES MINIMUM AND 0.0930 INCHES MAXIMUM IN
Ring StyleEXPANDING CONCENTRIC
Outside Diameter2.1870 INCHES NOMINAL IN
Cross-Sectional Shape StylePLAIN RECTANGULAR, STRAIGHT FACE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4720-00-027-562633899 INTERCHANGEABLE
Hose Assembly,nonmetallic
Allianz Sweeper Company
5133-01-046-2890 INTERCHANGEABLE
Drill,twist
Cross-Reference Index
Part NumberManufacturer
33899 PRIMARY Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
33899 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
4720-00-027-5626INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
33899
5133-01-046-2890INTERCHANGEABLE
DRILL,TWIST

Frequently Asked Questions

What is NSN 5330-00-168-5028?

NSN 5330-00-168-5028 is a Seal Ring,metal, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-168-5028?

NSN 5330-00-168-5028 has 2 cross-referenced part numbers: 33899 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.), 33899 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 5330-00-168-5028?

There are 2 known substitutes for 5330-00-168-5028: 4720-00-027-5626, 5133-01-046-2890. Verify interchangeability with system specifications before substitution.

What are the specifications of 33899?

Key specifications for 33899: Joint Style: VERTICAL JOINT; Material: COPPER ALLOY 928 OVERALL; Metallic Hardness Rating: 72.0 MINIMUM ROCKWELL B AND 82.0 MAXIMUM ROCKWELL B; Material Document and Classification: AMS 7320B ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 10 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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