PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

PLSP72779Seal Ring,metal

Dressta North America Ltd · NSN 5330-00-963-0275 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-963-0275 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-963-0275. Primary manufacturer part number: PLSP72779.
Features
  • Seal Ring,metal — FSC 5330
  • Metallic Hardness Rating: 98.0 MINIMUM ROCKWELL B AND 106.0 MAXIMUM ROCKWELL B
  • Material: IRON OVERALL
  • Surface Treatment: GRAPHITE OVERALL
  • Ring Style: CONTRACTING CONCENTRIC
  • Inside Diameter: 2.165 INCHES NOMINAL IN
  • Joint Style: STEP JOINT
  • Cross-Sectional Shape Style: PLAIN RECTANGULAR, STRAIGHT FACE
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Iron Overall construction
General Description

The Seal Ring,metal, cataloged under National Stock Number 5330-00-963-0275, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Dressta North America Ltd. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 15 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-963-0275
Primary Part NumberPLSP72779
Item NameSeal Ring,metal
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerDressta North America Ltd
StatusCANCELLED
Metallic Hardness Rating98.0 MINIMUM ROCKWELL B AND 106.0 MAXIMUM ROCKWELL B
MaterialIRON OVERALL
Surface TreatmentGRAPHITE OVERALL
Ring StyleCONTRACTING CONCENTRIC
Inside Diameter2.165 INCHES NOMINAL IN
Joint StyleSTEP JOINT
Cross-Sectional Shape StylePLAIN RECTANGULAR, STRAIGHT FACE
Radial Wall Thickness0.1000 INCHES MINIMUM AND 0.1100 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
3120-00-147-096872779 INTERCHANGEABLE
Bushing
Textron Lycoming Inc Williamsport Plant
5950-00-148-6069 INTERCHANGEABLE
Reactor
5330-00-154-8273 INTERCHANGEABLE
Seal,plain Encased
5360-00-312-408350691 INTERCHANGEABLE
Spring,helical,torsion
General Electric Co Direct Current Motor and Generator Dept
2530-00-359-186220DM39 INTERCHANGEABLE
Shield
Eaton Corp Dba Eaton Aerospace Jackson
5935-00-720-8335228583-1 INTERCHANGEABLE
Connector,plug,electrical
Te Connectivity Corporation
4730-00-777-354222079 INTERCHANGEABLE
Nozzle,garden Hose
Clayton Manufacturing Company
3110-01-063-1291250089 INTERCHANGEABLE
Bearing
Rotron Incorporated
4310-01-139-491522079 INTERCHANGEABLE
Cylinder Head,compressor
American Bristol Industries Inc.
5305-01-474-384122079 INTERCHANGEABLE
Screw,cap,socket Head
Moog Inc. Dba Ampac-Isp Corp
Cross-Reference Index
Part NumberManufacturer
222079 Dana Off Highway Products, Llc (USA)
222079 Amz Alabama Inc. (USA)
2039293 Eaton Corp Forestry and Construction Equipment Div Batavia Plant (USA)
72779 Komatsu America Corporation (USA)
222079 Clark Equipment Co (USA)
222079 Vme Americas Inc Sub of Vme Group N V (USA)
222079 Zf Industrieantriebe Witten Gmbh (DEU)
H72779 Komatsu America Corporation (USA)
72779 Dressta North America Ltd (USA)
PLSP72779 PRIMARY Dressta North America Ltd (USA)
D-72779 Zf Industrieantriebe Witten Gmbh (DEU)
22079 Clark Equipment Co (USA)
250089 Amz Alabama Inc. (USA)
901136 Muskegon Piston Ring Co Muskegon Products Div (USA)
22079 Dana Off Highway Products, Llc (USA)
Related Parts
3120-00-147-0968INTERCHANGEABLE
BUSHING
72779
5950-00-148-6069INTERCHANGEABLE
REACTOR
5330-00-154-8273INTERCHANGEABLE
SEAL,PLAIN ENCASED
5360-00-312-4083INTERCHANGEABLE
SPRING,HELICAL,TORSION
50691
2530-00-359-1862INTERCHANGEABLE
SHIELD
20DM39
5935-00-720-8335INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
228583-1
4730-00-777-3542INTERCHANGEABLE
NOZZLE,GARDEN HOSE
22079
3110-01-063-1291INTERCHANGEABLE
BEARING
250089
4310-01-139-4915INTERCHANGEABLE
CYLINDER HEAD,COMPRESSOR
22079
5305-01-474-3841INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
22079
5330-01-507-1790INTERCHANGEABLE
PACKING,PREFORMED
250089

Frequently Asked Questions

What is NSN 5330-00-963-0275?

NSN 5330-00-963-0275 is a Seal Ring,metal, manufactured by Dressta North America Ltd, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-963-0275?

NSN 5330-00-963-0275 has 15 cross-referenced part numbers: 222079 (Dana Off Highway Products, Llc), 222079 (Amz Alabama Inc.), 2039293 (Eaton Corp Forestry and Construction Equipment Div Batavia Plant), 72779 (Komatsu America Corporation), 222079 (Clark Equipment Co) and 10 more.

What NSN replaces 5330-00-963-0275?

There are 11 known substitutes for 5330-00-963-0275: 3120-00-147-0968, 5950-00-148-6069, 5330-00-154-8273 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of PLSP72779?

Key specifications for PLSP72779: Overall Width: 0.1230 INCHES MINIMUM AND 0.1240 INCHES MAXIMUM IN; Metallic Hardness Rating: 98.0 MINIMUM ROCKWELL B AND 106.0 MAXIMUM ROCKWELL B; Material: IRON OVERALL; Surface Treatment: GRAPHITE OVERALL. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-963-0275 still in active supply?

NSN 5330-00-963-0275 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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