PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

525324Seal,plain Encased

Universal Engineering Corp. · NSN 5330-00-641-2230 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-641-2230 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-641-2230. Primary manufacturer part number: 525324.
Features
  • Seal,plain Encased — FSC 5330
  • Seal Width: 0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
  • Sealing Element Style: ANGULAR
  • Material: LEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
  • Accommodated Shaft Diameter: 3.750 INCHES NOMINAL IN
  • Accommodated Shaft Maximum Rated Speed: 2000 FEET PER MINUTE FT
  • Housing Bore Diameter: 5.251 INCHES NOMINAL IN
  • Case Style: SQUARE
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Leather or Rubber Synthetic Sealing Element construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-641-2230, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Universal Engineering Corp.. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 commercial cross-references from 9 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
NSN5330-00-641-2230
Primary Part Number525324
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerUniversal Engineering Corp.
StatusCANCELLED
Seal Width0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
Sealing Element StyleANGULAR
MaterialLEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
Accommodated Shaft Diameter3.750 INCHES NOMINAL IN
Accommodated Shaft Maximum Rated Speed2000 FEET PER MINUTE FT
Housing Bore Diameter5.251 INCHES NOMINAL IN
Case StyleSQUARE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5998-00-147-9324 INTERCHANGEABLE
Circuit Card Assembly
3110-00-155-6280120260 INTERCHANGEABLE
Bearing,ball,annular
Komatsu America Corp.
5950-00-235-261155031 INTERCHANGEABLE
Transformer,power
Magnetika Inc
5910-00-265-1942 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
5940-00-417-9462DM-10 INTERCHANGEABLE
Terminal,lug
Southport Industries, Inc.
5365-00-585-1770SMB187038 INTERCHANGEABLE
Spacer,sleeve
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5935-00-823-07135503-1 INTERCHANGEABLE
No Item Name Available
Vishay Dale Electronics, Llc Div Vishay Americas
6135-00-835-721013A INTERCHANGEABLE
Battery,nonrechargeable
American National Standards Institute Incorporated Dba American National Standards Institute
2920-00-900-2926 INTERCHANGEABLE
Spark Plug
2840-00-945-6508500266 INTERCHANGEABLE
Case and Nozzle Assembly,turbine
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Cross-Reference Index
Part NumberManufacturer
525324 PRIMARY Universal Engineering Corp. (USA)
500266 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
L90 American Standard Inc Westinghouse Air Brake Co Div (USA)
071947 New Holland Construction (USA)
00044 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
0071947-6 New Holland Construction (USA)
DM10 Fmc Corp Link-Belt Div (USA)
525324 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
55031 Dresser/marion Div (USA)
D10312 PRIMARY Reliance Comm/tec Corp Lorain Products Div (USA)
0071947 New Holland Construction (USA)
C119 Amca Intl Corp Unit Crane Div (USA)
71947 New Holland Construction (USA)
37574 PRIMARY Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
Related Parts
5998-00-147-9324INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
3110-00-155-6280INTERCHANGEABLE
BEARING,BALL,ANNULAR
120260
5950-00-235-2611INTERCHANGEABLE
TRANSFORMER,POWER
55031
5910-00-265-1942INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
5940-00-417-9462INTERCHANGEABLE
TERMINAL,LUG
DM-10
5365-00-585-1770INTERCHANGEABLE
SPACER,SLEEVE
SMB187038
5935-00-823-0713INTERCHANGEABLE
NO ITEM NAME AVAILABLE
5503-1
6135-00-835-7210INTERCHANGEABLE
BATTERY,NONRECHARGEABLE
13A
2920-00-900-2926INTERCHANGEABLE
SPARK PLUG
2840-00-945-6508INTERCHANGEABLE
CASE AND NOZZLE ASSEMBLY,TURBINE
500266
5950-00-949-0118INTERCHANGEABLE
TRANSFORMER,POWER
SB-004
5310-00-950-8294INTERCHANGEABLE
WASHER,FINISHING
C119

Frequently Asked Questions

What is NSN 5330-00-641-2230?

NSN 5330-00-641-2230 is a Seal,plain Encased, manufactured by Universal Engineering Corp., classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-641-2230?

NSN 5330-00-641-2230 has 14 cross-referenced part numbers: 525324 (Universal Engineering Corp.), 500266 (Defense Logistics Agency Dba Defense Supply Center Philadelphia), L90 (American Standard Inc Westinghouse Air Brake Co Div), 071947 (New Holland Construction), 00044 (Defense Logistics Agency Dba Defense Supply Center Philadelphia) and 9 more.

What NSN replaces 5330-00-641-2230?

There are 12 known substitutes for 5330-00-641-2230: 5998-00-147-9324, 3110-00-155-6280, 5950-00-235-2611 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 525324?

Key specifications for 525324: Seal Width: 0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN; Sealing Element Style: ANGULAR; Material: LEATHER OR RUBBER SYNTHETIC SEALING ELEMENT; Accommodated Shaft Diameter: 3.750 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-641-2230 still in active supply?

NSN 5330-00-641-2230 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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