PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20023Seal,plain Encased

Western Mfg Co · NSN 5330-00-193-2840 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-193-2840 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-193-2840. Primary manufacturer part number: 20023.
Features
  • Seal,plain Encased — FSC 5330
  • Seal Width: 0.406 INCHES NOMINAL IN
  • Case Style: SQUARE
  • Sealing Element Style: ANGULAR
  • Accommodated Shaft Maximum Rated Speed: 2000 FEET PER MINUTE FT
  • Material: RUBBER SYNTHETIC SEALING ELEMENT
  • Accommodated Shaft Diameter: 0.875 INCHES NOMINAL IN
  • Material: STEEL CASE
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 5330-00-193-2840, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Western Mfg Co. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN5330-00-193-2840
Primary Part Number20023
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerWestern Mfg Co
StatusCANCELLED
Seal Width0.406 INCHES NOMINAL IN
Case StyleSQUARE
Sealing Element StyleANGULAR
Accommodated Shaft Maximum Rated Speed2000 FEET PER MINUTE FT
MaterialRUBBER SYNTHETIC SEALING ELEMENT
Accommodated Shaft Diameter0.875 INCHES NOMINAL IN
MaterialSTEEL CASE
Housing Bore Diameter1.874 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5305-00-071-2071AEB02C500B00AW9A81 INTERCHANGEABLE
Screw,cap,hexagon Head
The American Society of Mechanical Engineers
5940-00-143-4833 INTERCHANGEABLE
Terminal Board
9540-00-147-6274 INTERCHANGEABLE
Angle,structural
5133-00-189-9313 INTERCHANGEABLE
Drill,twist
5945-00-240-438820023 INTERCHANGEABLE
Relay Assembly
Se Relays Llc (magnecraft) Div Se Relays Llc (magnecraft)
5970-00-303-97592002-3 INTERCHANGEABLE
Insulator,bushing
Dynamic Air Engineering, Inc.
5365-00-382-8872800205 INTERCHANGEABLE
Shim Set
Clark Material Handling Company
2920-00-420-7787 INTERCHANGEABLE
Switch,burner
5330-00-609-7718 INTERCHANGEABLE
Gasket
3750-00-641-119760205 INTERCHANGEABLE
Shears,pruning,hand
Yeoman & Company Dba Yo-Ho Quality Tools
Cross-Reference Index
Part NumberManufacturer
20023 Western Mfg Co (USA)
60205 Dana Automotive Systems Group, Llc Dba Dana Sealing Products (USA)
00044 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
Related Parts
5305-00-071-2071INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
AEB02C500B00AW9A81
5940-00-143-4833INTERCHANGEABLE
TERMINAL BOARD
9540-00-147-6274INTERCHANGEABLE
ANGLE,STRUCTURAL
5133-00-189-9313INTERCHANGEABLE
DRILL,TWIST
5945-00-240-4388INTERCHANGEABLE
RELAY ASSEMBLY
20023
5970-00-303-9759INTERCHANGEABLE
INSULATOR,BUSHING
2002-3
5365-00-382-8872INTERCHANGEABLE
SHIM SET
800205
2920-00-420-7787INTERCHANGEABLE
SWITCH,BURNER
5330-00-609-7718INTERCHANGEABLE
GASKET
3750-00-641-1197INTERCHANGEABLE
SHEARS,PRUNING,HAND
60205
5961-00-794-6198INTERCHANGEABLE
HOLDER,SEMICONDUCTOR DEVICE
575R041H01
2990-00-935-4452INTERCHANGEABLE
MUFFLER,EXHAUST

Frequently Asked Questions

What is NSN 5330-00-193-2840?

NSN 5330-00-193-2840 is a Seal,plain Encased, manufactured by Western Mfg Co, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-193-2840?

NSN 5330-00-193-2840 has 3 cross-referenced part numbers: 20023 (Western Mfg Co), 60205 (Dana Automotive Systems Group, Llc Dba Dana Sealing Products), 00044 (Defense Logistics Agency Dba Defense Supply Center Philadelphia).

What NSN replaces 5330-00-193-2840?

There are 12 known substitutes for 5330-00-193-2840: 5305-00-071-2071, 5940-00-143-4833, 9540-00-147-6274 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20023?

Key specifications for 20023: Seal Width: 0.406 INCHES NOMINAL IN; Case Style: SQUARE; Sealing Element Style: ANGULAR; Accommodated Shaft Maximum Rated Speed: 2000 FEET PER MINUTE FT. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-193-2840 still in active supply?

NSN 5330-00-193-2840 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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