PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

15635Seal,plain Encased

Skf Usa Inc. Dba Skf Aerospace Sealing Solutions · NSN 5330-01-280-6775 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-280-6775 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-280-6775. Primary manufacturer part number: 15635.
Features
  • Seal,plain Encased — FSC 5330
  • Outside Diameter: 2.506 INCHES NOMINAL IN
  • Seal Width: 0.313 INCHES NOMINAL IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
  • Sealing Element Style: VERTICAL
  • Surface Treatment: PLASTIC CASE
  • Accommodated Shaft Diameter: 1.563 INCHES NOMINAL IN
  • Case Style: SQUARE
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr Sealing Element construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-01-280-6775, 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 9 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-280-6775
Primary Part Number15635
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerSkf Usa Inc. Dba Skf Aerospace Sealing Solutions
StatusACTIVE
Outside Diameter2.506 INCHES NOMINAL IN
Seal Width0.313 INCHES NOMINAL IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
Sealing Element StyleVERTICAL
Surface TreatmentPLASTIC CASE
Accommodated Shaft Diameter1.563 INCHES NOMINAL IN
Case StyleSQUARE
Housing Bore Diameter2.502 INCHES NOMINAL IN
MaterialSTEEL CASE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3110-00-100-0206339 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
5360-00-307-8538820659 INTERCHANGEABLE
Spring,helical,compression
Lexair Inc
4320-00-733-76747337674 INTERCHANGEABLE
Valve Plunger Rod
U S Army Tank Automotive Command Amsta-Im-Mm
8145-01-215-557715635 INTERCHANGEABLE
Shipping and Storage Container,p
Naval Inventory Control Point
5330-01-221-9534 INTERCHANGEABLE
Seal
8465-01-502-664715635 INTERCHANGEABLE
Belt,keeper
Bianchi
5305-01-519-022415635 INTERCHANGEABLE
Thumbscrew
Climax Portable Machine Tools, Inc
5306-01-547-294115635 INTERCHANGEABLE
Bolt,machine
Imperial Supplies Llc
Cross-Reference Index
Part NumberManufacturer
15635 PRIMARY Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
CR15635 Zf Industrieantriebe Witten Gmbh (DEU)
31-15-4173-1 Edgewood Chemical Biological Center Ecbc (USA)
Related Parts
3110-00-100-0206INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
339
5360-00-307-8538INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
820659
4320-00-733-7674INTERCHANGEABLE
VALVE PLUNGER ROD
7337674
8145-01-215-5577INTERCHANGEABLE
SHIPPING AND STORAGE CONTAINER,P
15635
5330-01-221-9534INTERCHANGEABLE
SEAL
8465-01-502-6647INTERCHANGEABLE
BELT,KEEPER
15635
5305-01-519-0224INTERCHANGEABLE
THUMBSCREW
15635
5306-01-547-2941INTERCHANGEABLE
BOLT,MACHINE
15635

Frequently Asked Questions

What is NSN 5330-01-280-6775?

NSN 5330-01-280-6775 is a Seal,plain Encased, manufactured by Skf Usa Inc. Dba Skf Aerospace Sealing Solutions, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-280-6775?

NSN 5330-01-280-6775 has 3 cross-referenced part numbers: 15635 (Skf Usa Inc. Dba Skf Aerospace Sealing Solutions), CR15635 (Zf Industrieantriebe Witten Gmbh), 31-15-4173-1 (Edgewood Chemical Biological Center Ecbc).

What NSN replaces 5330-01-280-6775?

There are 8 known substitutes for 5330-01-280-6775: 3110-00-100-0206, 5360-00-307-8538, 4320-00-733-7674 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 15635?

Key specifications for 15635: Outside Diameter: 2.506 INCHES NOMINAL IN; Seal Width: 0.313 INCHES NOMINAL IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT; Sealing Element Style: VERTICAL. 9 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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