PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9303Seal,plain Encased

Skf Usa Inc. Dba Skf Aerospace Sealing Solutions · NSN 5330-00-366-7348 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-366-7348 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-366-7348. Primary manufacturer part number: 9303.
Features
  • Seal,plain Encased — FSC 5330
  • Case Style: SQUARE
  • Accommodated Shaft Maximum Rated Speed: 2000 FEET PER MINUTE FT
  • Sealing Element Style: ANGULAR
  • Material: RUBBER SYNTHETIC SEALING ELEMENT
  • Housing Bore Diameter: 1.499 INCHES NOMINAL IN
  • Material: STEEL CASE
  • Surface Treatment: PLASTIC 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 5330-00-366-7348, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Skf Usa Inc. Dba Skf Aerospace Sealing Solutions. Government technical data includes 11 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-366-7348
Primary Part Number9303
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerSkf Usa Inc. Dba Skf Aerospace Sealing Solutions
StatusCANCELLED
Case StyleSQUARE
Accommodated Shaft Maximum Rated Speed2000 FEET PER MINUTE FT
Sealing Element StyleANGULAR
MaterialRUBBER SYNTHETIC SEALING ELEMENT
Housing Bore Diameter1.499 INCHES NOMINAL IN
MaterialSTEEL CASE
Surface TreatmentPLASTIC CASE
Accommodated Shaft Diameter0.937 INCHES NOMINAL IN
Outside Diameter1.504 INCHES NOMINAL IN
Seal Width0.250 INCHES NOMINAL IN
Temp Rating-65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4330-00-098-4866FO-418PL5 INTERCHANGEABLE
Filter Element,fluid
Parker Hannifin Corp Dba Pneutronics Div Aerospace Filtration Division
2815-00-146-7493 INTERCHANGEABLE
Shaft,drive
3030-00-264-306718302A INTERCHANGEABLE
Belt,v
Brinkley Technology Group Llc Dba Hercules Manufacturing
3750-00-281-1495232853 INTERCHANGEABLE
Trimmer,tree,pole Mounted
Ames True Temper, Inc. Dba Ames True Temper
5910-00-368-11679303 INTERCHANGEABLE
Capacitor,variable,ceramic Diele
Knowles Cazenovia, Inc. Div Johanson Manufacturing
3120-00-374-43449261 INTERCHANGEABLE
Roller,linear-Rotary Motion
Cummins Inc.
6685-00-401-84858822813 INTERCHANGEABLE
Thermostat,flow Control
Carlin-America, Inc.
5930-00-548-79459000S6202-74224TYPE20SR3A1 INTERCHANGEABLE
Switch,rotary
Naval Ship Systems Command
5950-00-646-5258394150PC3 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5340-00-721-7226930-3 INTERCHANGEABLE
Handle,bow
Goe Engineering Co Inc
Cross-Reference Index
Part NumberManufacturer
9303 PRIMARY Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
9261 Zf Industrieantriebe Witten Gmbh (DEU)
Related Parts
4330-00-098-4866INTERCHANGEABLE
FILTER ELEMENT,FLUID
FO-418PL5
2815-00-146-7493INTERCHANGEABLE
SHAFT,DRIVE
3030-00-264-3067INTERCHANGEABLE
BELT,V
18302A
3750-00-281-1495INTERCHANGEABLE
TRIMMER,TREE,POLE MOUNTED
232853
5910-00-368-1167INTERCHANGEABLE
CAPACITOR,VARIABLE,CERAMIC DIELE
9303
3120-00-374-4344INTERCHANGEABLE
ROLLER,LINEAR-ROTARY MOTION
9261
6685-00-401-8485INTERCHANGEABLE
THERMOSTAT,FLOW CONTROL
8822813
5930-00-548-7945INTERCHANGEABLE
SWITCH,ROTARY
9000S6202-74224TYPE20SR3A1
5950-00-646-5258INTERCHANGEABLE
TRANSFORMER,POWER
394150PC3
5340-00-721-7226INTERCHANGEABLE
HANDLE,BOW
930-3
5998-00-763-1487INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
SM-C-500642
5905-00-787-2749INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
875B413

Frequently Asked Questions

What is NSN 5330-00-366-7348?

NSN 5330-00-366-7348 is a Seal,plain Encased, manufactured by Skf Usa Inc. Dba Skf Aerospace Sealing Solutions, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-366-7348?

NSN 5330-00-366-7348 has 2 cross-referenced part numbers: 9303 (Skf Usa Inc. Dba Skf Aerospace Sealing Solutions), 9261 (Zf Industrieantriebe Witten Gmbh).

What NSN replaces 5330-00-366-7348?

There are 12 known substitutes for 5330-00-366-7348: 4330-00-098-4866, 2815-00-146-7493, 3030-00-264-3067 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9303?

Key specifications for 9303: Case Style: SQUARE; Accommodated Shaft Maximum Rated Speed: 2000 FEET PER MINUTE FT; Sealing Element Style: ANGULAR; Material: RUBBER SYNTHETIC SEALING ELEMENT. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-366-7348 still in active supply?

NSN 5330-00-366-7348 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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