PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

720-2402065PIECE 25Seal,plain Encased

Naval Sea Systems Command · NSN 5330-01-021-5368 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-021-5368 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-021-5368. Primary manufacturer part number: 720-2402065PIECE 25.
Features
  • Seal,plain Encased — FSC 5330
  • Temp Rating: -65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
  • Accommodated Shaft Maximum Rated Speed: 2000 FEET PER MINUTE FT
  • Outside Diameter: 2.879 INCHES NOMINAL IN
  • Surface Treatment: PLASTIC CASE
  • Material: RUBBER SYNTHETIC SEALING ELEMENT
  • Sealing Element Style: ANGULAR
  • Housing Bore Diameter: 2.875 INCHES NOMINAL IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Synthetic Sealing Element construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-01-021-5368, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-01-021-5368
Primary Part Number720-2402065PIECE 25
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusCANCELLED
Temp Rating-65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
Accommodated Shaft Maximum Rated Speed2000 FEET PER MINUTE FT
Outside Diameter2.879 INCHES NOMINAL IN
Surface TreatmentPLASTIC CASE
MaterialRUBBER SYNTHETIC SEALING ELEMENT
Sealing Element StyleANGULAR
Housing Bore Diameter2.875 INCHES NOMINAL IN
Seal Width0.438 INCHES NOMINAL IN
Case StyleSQUARE
MaterialSTEEL CASE
Accommodated Shaft Diameter2.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5999-00-035-8744 INTERCHANGEABLE
Contact,electrical
3110-00-100-0381 INTERCHANGEABLE
Cup,tapered Roller Bearing
3110-00-100-353221075 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
3110-00-100-359542375 INTERCHANGEABLE
Cone and Rollers,tapered Roller
Federal-Mogul Corp Government Sales Dept
5310-00-205-74213925 INTERCHANGEABLE
Nut,plain,round
Mine Safety Appliances Company
4730-00-595-294355 INTERCHANGEABLE
Coupling Half,quick Disconnect
Hme, Inc. Dba Hme Ahrens-Fox
5905-00-650-16732100-0056 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Keysight Technologies Inc
2990-00-776-5027 INTERCHANGEABLE
Muffler,exhaust
5325-00-807-7968 INTERCHANGEABLE
Ring,retaining
5962-01-099-2846 INTERCHANGEABLE
Microcircuit,linear
Cross-Reference Index
Part NumberManufacturer
720-2402065PIECE 25 PRIMARY Naval Sea Systems Command (USA)
21075 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
3925 Hyster-Yale Group, Inc. (USA)
00044 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
501204 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
Related Parts
5999-00-035-8744INTERCHANGEABLE
CONTACT,ELECTRICAL
3110-00-100-0381INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
3110-00-100-3532INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
21075
3110-00-100-3595INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
42375
5310-00-205-7421INTERCHANGEABLE
NUT,PLAIN,ROUND
3925
4730-00-595-2943INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
55
5905-00-650-1673INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
2100-0056
2990-00-776-5027INTERCHANGEABLE
MUFFLER,EXHAUST
5325-00-807-7968INTERCHANGEABLE
RING,RETAINING
5962-01-099-2846INTERCHANGEABLE
MICROCIRCUIT,LINEAR
5998-01-131-4655INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
21075
5985-01-140-0092INTERCHANGEABLE
ATTENUATOR,FIXED
4779-5

Frequently Asked Questions

What is NSN 5330-01-021-5368?

NSN 5330-01-021-5368 is a Seal,plain Encased, manufactured by Naval Sea Systems Command, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-01-021-5368?

NSN 5330-01-021-5368 has 5 cross-referenced part numbers: 720-2402065PIECE 25 (Naval Sea Systems Command), 21075 (Skf Usa Inc. Dba Skf Aerospace Sealing Solutions), 3925 (Hyster-Yale Group, Inc.), 00044 (Defense Logistics Agency Dba Defense Supply Center Philadelphia), 501204 (Skf Usa Inc. Dba Skf Aerospace Sealing Solutions).

What NSN replaces 5330-01-021-5368?

There are 12 known substitutes for 5330-01-021-5368: 5999-00-035-8744, 3110-00-100-0381, 3110-00-100-3532 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 720-2402065PIECE 25?

Key specifications for 720-2402065PIECE 25: Temp Rating: -65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF; Accommodated Shaft Maximum Rated Speed: 2000 FEET PER MINUTE FT; Outside Diameter: 2.879 INCHES NOMINAL IN; Surface Treatment: PLASTIC CASE. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-01-021-5368 still in active supply?

NSN 5330-01-021-5368 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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