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Exhibit 10.2
 
  
  Amendment # 1
 To Media Supply Agreement (the Amendment)
 Seagate Technology International , Komag USA (Malaysia) Sdn. Komag, Incorporated
 Seagate Technology InternationalSignature:
    
    4/s/ David A. WickershamPrint Name:
    
    David A. WickershamTitle:
    
    President & COODate:
    
    February 23, 2007Address for
Notices to
Seagate:
    
    Attn: Corporate Contracts
Mailstop SV15A2
c/o Seagate Technology LLC
920 Disc Drive 
Scotts Valley, CA 95066
USAPhone No.:
    
    831-439-7646Fax No.
    
    831-438-7132Underlying 
Agreement #:
    
    31036Amendment Agreement
#:
    
    60115Effective Date:
    
    January 15, 2007
 Komag USA (Malaysia) Sdn.Signature:
    
    4/s/ Oung Kheng HuatPrint Name:
    
    Oung Kheng HuatTitle:
    
    Vice President & Managing DirectorDate:
    
    February 23, 2007Address
for Notices
to Supplier:
    
    Attn: Vice President &
Managing Director
Komag USA Malaysia Sdn.
Bayan Lepas Free Industrial Zone
Phase III
11900 Penang 
MalaysiaPhone No.:
    
    (604) 6439-449Fax No.
    
    (604) 8506-125Komag, IncorporatedSignature:
    
    /s/ Tim HarrisPrint Name:
    
    Tim HarrisTitle:
    
    Chief Executive OfficerDate:
    
    February 23, 2007
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Address for Notices
to Supplier:
    
    Komag, Incorporated
1710 Automation Parkway 
San Jose, CA 95131
Attn: Chief Financial OfficerPhone No.:
    
    (408) 576-2000Fax No.
    
    (408) 944-9234
   1. Definitions .
 2. Line Fallout
 Line Fallout
 3. Termination for Convenience .
 14.3 Termination for Convenience. [****] [****]
 4. Volume Commitment .
 1. Volume Commitment.
 5. Pricing .
 3. Longitudinal and Perpendicular Magnetic Recording Pricing.
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SeagateProduct
    
    CQ107
    
    CQ207
    
    CQ307
    
    CQ407
    
    CQ108
    
    CQ208
    
    CQ308
    
    CQ408
    
    CQ109
    
    CQ209Name[****]
    
    [****][****]
    
    [****][****]
    
    [****] à[****]
    
    [****] à
 Pricing after CQ107 to be negotiated.à [****] and [****] pricing is based on an aggregate volume for both
product types of [****] in CQ107.
 Both longitudinal and perpendicular pricing will be subject to normal cost reductions
under Section 2.2 of the Agreement. [****]
 6. Prepayments .
    Beginning on January 15, 2007, Komag will pay [****] to Seagate by means of a
[****] credit for each unit of Product over [****] units in a given
quarter (Payback). Komag will update, and publish to Seagate, a Payback Amortization
Tracking Schedule upon each quarter ending disbursement. If Seagate terminates this
Agreement for cause under Section 14.4 or 14.5, then Komag will repay to Seagate in full
the total amount of the Prepayment that remains unpaid as of the date of termination
within [****] days after the termination date.
 (d)
    
    The parties hereby ratify and confirm that the balance of Exhibit G Section 4
will remain in full force and effect in accordance with its terms.
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7. Other Changes
  6.1. Forecasts
  6.2. Capacity Planning. [****]
  13.1 Limitation of Amount of Liability. [****]
  13.2 Limitation of Type of Liability.
  17.3 Assignment.
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8. Pre-production Pricing . [****] [****]
 9 Capacity Flexibility .
 10 Dispute Resolution .
 11 Full Force and Effect .
 12 Authorization .
 13 Miscellaneous .
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NEW EXHIBIT H
 PERFORMANCE AND RTV GUIDELINES
  Komag Media RTV Guidelines
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NEW
EXHIBIT I
 CAPACITY FLEXIBILITY
 
    
    Komag shall use reasonable commercial efforts to meet increased media requests from
Seagate.
    
    Komag shall use reasonable commercial efforts to supply at [****] discs per
quarter upon [****] leadtime from the date of Seagate request.
 7