PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

303345Seal,plain Encased

Brp Us Inc · NSN 5330-00-866-9638 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-866-9638 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-866-9638. Primary manufacturer part number: 303345.
Features
  • Seal,plain Encased — FSC 5330
  • Accommodated Shaft Maximum Rated Speed: 2000 FEET PER MINUTE FT
  • Seal Width: 0.375 INCHES NOMINAL IN
  • Accommodated Shaft Diameter: 0.554 INCHES NOMINAL IN
  • Attachment Method: CEMENTED
  • Material: STEEL CASE
  • Temp Rating: -65.0 CELSIUS AND 225.0 CELSIUS DEGC
  • Surface Treatment: PLASTIC CASE
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Steel Case construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-866-9638, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Brp Us Inc. Government technical data includes 12 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: Active.

Technical Specifications
ParameterValue
NSN5330-00-866-9638
Primary Part Number303345
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerBrp Us Inc
StatusACTIVE
Accommodated Shaft Maximum Rated Speed2000 FEET PER MINUTE FT
Seal Width0.375 INCHES NOMINAL IN
Accommodated Shaft Diameter0.554 INCHES NOMINAL IN
Attachment MethodCEMENTED
MaterialSTEEL CASE
Temp Rating-65.0 CELSIUS AND 225.0 CELSIUS DEGC
Surface TreatmentPLASTIC CASE
Case StyleRECESSED
Sealing Element StyleVERTICAL
MaterialRUBBER SYNTHETIC SEALING ELEMENT
Housing Bore Diameter0.999 INCHES NOMINAL IN
Outside Diameter1.003 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-156-3493465906 INTERCHANGEABLE
Bearing,ball,annular
Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.)
3110-00-156-543515962 INTERCHANGEABLE
Bearing,ball,annular
Klauer Manufacturing Company
5310-00-217-8059303345 INTERCHANGEABLE
Washer,spring Tension
Lockheed Martin Corporation Div Rms - Mitchel Field
5325-00-276-5985 INTERCHANGEABLE
Grommet,nonmetallic
5975-00-281-0024BU-23-2 INTERCHANGEABLE
Cable Nipple,electrical
Mueller Electric Company, Inc. Div Mueller Electric Company
5330-00-285-8388 INTERCHANGEABLE
Seal,plain Encased
1680-00-347-659060-3345 INTERCHANGEABLE
Sleeve Assy,transmi
The Boeing Company Div Defense
5950-00-369-7529 INTERCHANGEABLE
Transformer,power
6515-00-406-1288 INTERCHANGEABLE
Syringe,hypodermic
4320-00-474-00015605F INTERCHANGEABLE
Plate,port
Megator Corp
Cross-Reference Index
Part NumberManufacturer
303345 Outboard Marine Corp Johnson Motors Div (USA)
303345 PRIMARY Brp Us Inc (USA)
5605 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
Related Parts
3110-00-156-3493INTERCHANGEABLE
BEARING,BALL,ANNULAR
465906
3110-00-156-5435INTERCHANGEABLE
BEARING,BALL,ANNULAR
15962
5310-00-217-8059INTERCHANGEABLE
WASHER,SPRING TENSION
303345
5325-00-276-5985INTERCHANGEABLE
GROMMET,NONMETALLIC
5975-00-281-0024INTERCHANGEABLE
CABLE NIPPLE,ELECTRICAL
BU-23-2
5330-00-285-8388INTERCHANGEABLE
SEAL,PLAIN ENCASED
1680-00-347-6590INTERCHANGEABLE
SLEEVE ASSY,TRANSMI
60-3345
5950-00-369-7529INTERCHANGEABLE
TRANSFORMER,POWER
6515-00-406-1288INTERCHANGEABLE
SYRINGE,HYPODERMIC
4320-00-474-0001INTERCHANGEABLE
PLATE,PORT
5605F
5342-00-673-6122INTERCHANGEABLE
LOCK,COMPARTMENT
5605
5841-00-871-4004INTERCHANGEABLE
BAFFLE AND THERMOST
303345

Frequently Asked Questions

What is NSN 5330-00-866-9638?

NSN 5330-00-866-9638 is a Seal,plain Encased, manufactured by Brp Us Inc, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-866-9638?

NSN 5330-00-866-9638 has 3 cross-referenced part numbers: 303345 (Outboard Marine Corp Johnson Motors Div), 303345 (Brp Us Inc), 5605 (Skf Usa Inc. Dba Skf Aerospace Sealing Solutions).

What NSN replaces 5330-00-866-9638?

There are 12 known substitutes for 5330-00-866-9638: 3110-00-156-3493, 3110-00-156-5435, 5310-00-217-8059 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 303345?

Key specifications for 303345: Accommodated Shaft Maximum Rated Speed: 2000 FEET PER MINUTE FT; Seal Width: 0.375 INCHES NOMINAL IN; Accommodated Shaft Diameter: 0.554 INCHES NOMINAL IN; Attachment Method: CEMENTED. 12 total characteristics are documented in the Federal Logistics Information System.

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