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Grindmaster GNB-21H Parts

Grindmaster GNB-21H Nuts, Bolts & Screws

Grind���n Brew Coffee System
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Enter your serial number just as it appears on the equipment capital letters, hyphens and all to see an exact list of parts and accessories, specific to your model.

How to find your Grindmaster model and serial number
  • Crathco 61339 Nut, 8-32 Acorn Cap
    Crathco 61339 Nut, 8-32 Acorn Cap
    List Price: $ 3.09
    My Price: $ 3.09
       
    • Mfr: Crathco
    • Mfr Part #: 61339
    • GM61339
    • Quantity Available: 64
    Something went wrong. Please try again.
    In Stock
  • Crathco 60288 Screw, Phillips, Pan Head, 6-32 x 5/8"
    Crathco 60288 Screw, Phillips, Pan Head, 6-32 x 5/8"
    List Price: $ 0.81
    My Price: $ 0.81
       
    • Mfr: Crathco
    • Mfr Part #: 60288
    • GM60288
    • Quantity Available: 128
    Something went wrong. Please try again.
    In Stock
  • Crathco 350-00014 Screw, 10-32 x 5/16", SL, BND, HD, VI
    Crathco 350-00014 Screw, 10-32 x 5/16", SL, BND, HD, VI
    List Price: $ 0.89
    My Price: $ 0.89
       
    • Mfr: Crathco
    • Mfr Part #: 350-00014
    • GM350-00014
    • Quantity Available: 2034
    Something went wrong. Please try again.
    In Stock
  • Crathco 86340 Lock Nut, Adjusting Screw, 5/8-18, Brass
    Crathco 86340 Lock Nut, Adjusting Screw, 5/8-18, Brass
    List Price: $ 3.01
    My Price: $ 3.01
       
    • Mfr: Crathco
    • Mfr Part #: 86340
    • GM86340
    • Quantity Available: 159
    Something went wrong. Please try again.
    In Stock
  • Crathco 86864 Cage Nut, 1/4-20
    Crathco 86864 Cage Nut, 1/4-20
    List Price: $ 0.80
    My Price: $ 0.80
       
    • Mfr: Crathco
    • Mfr Part #: 86864
    • GM86864
    • Quantity Available: 270
    Something went wrong. Please try again.
    In Stock
  • Crathco 60007 Nut, 1/4"-20, NE Nylon Insert, ES
    Crathco 60007 Nut, 1/4"-20, NE Nylon Insert, ES
    List Price: $ 0.81
    My Price: $ 0.81
       
    • Mfr: Crathco
    • Mfr Part #: 60007
    • GM60007
    • Quantity Available: 521
    Something went wrong. Please try again.
    In Stock
  • Crathco 61353 Screw, Phillips, Pan Head, 8-32 x 1/4"
    Crathco 61353 Screw, Phillips, Pan Head, 8-32 x 1/4"
    List Price: $ 0.66
    My Price: $ 0.66
       
    • Mfr: Crathco
    • Mfr Part #: 61353
    • GM61353
    • Quantity Available: 75
    Something went wrong. Please try again.
    In Stock
  • Crathco 70322 Nut, Hex, Keps, Lock, 10-32, w/ Extension
    Crathco 70322 Nut, Hex, Keps, Lock, 10-32, w/ Extension
    List Price: $ 0.78
    My Price: $ 0.78
       
    • Mfr: Crathco
    • Mfr Part #: 70322
    • GM70322
    • Quantity Available: 21
    Something went wrong. Please try again.
    In Stock
  • Crathco 71084 Screw, Phillips, Pan Head, 8-32 x 1/2"
    Crathco 71084 Screw, Phillips, Pan Head, 8-32 x 1/2"
    List Price: $ 0.83
    My Price: $ 0.83
       
    • Mfr: Crathco
    • Mfr Part #: 71084
    • GM71084
    • Quantity Available: 73
    Something went wrong. Please try again.
    In Stock
  • Crathco 71127 Screw, 4-40 x 5/8", PH / PN / HD / MS, 1
    Crathco 71127 Screw, 4-40 x 5/8", PH / PN / HD / MS, 1
    List Price: $ 0.69
    My Price: $ 0.69
       
    • Mfr: Crathco
    • Mfr Part #: 71127
    • GM71127
    • Quantity Available: 42
    Something went wrong. Please try again.
    In Stock
  • Crathco 71177 Screw, 8-32 x 3/8", PH, U/C, FL, HD, M
    Crathco 71177 Screw, 8-32 x 3/8", PH, U/C, FL, HD, M
    List Price: $ 1.38
    My Price: $ 1.38
       
    • Mfr: Crathco
    • Mfr Part #: 71177
    • GM71177
    • Quantity Available: 1574
    Something went wrong. Please try again.
    In Stock
  • Crathco 71179 Phillips Head Screw, Stainless Steel, 4-40 x 1/4
    Crathco 71179 Phillips Head Screw, Stainless Steel, 4-40 x 1/4
    List Price: $ 0.87
    My Price: $ 0.87
       
    • Mfr: Crathco
    • Mfr Part #: 71179
    • GM71179
    • Quantity Available: 55
    Something went wrong. Please try again.
    In Stock
  • Crathco 72042 Screw, Phillips Flat Head, 4-24 x 3/8"
    Crathco 72042 Screw, Phillips Flat Head, 4-24 x 3/8"
    List Price: $ 0.66
    My Price: $ 0.66
       
    • Mfr: Crathco
    • Mfr Part #: 72042
    • GM72042
    • Quantity Available: 81
    Something went wrong. Please try again.
    In Stock
  • Crathco 82097 Screw, 8-32 x 3/8", PH, TR, HD, MS, 410 Stainless Steel
    Crathco 82097 Screw, 8-32 x 3/8", PH, TR, HD, MS, 410 Stainless Steel
    List Price: $ 0.81
    My Price: $ 0.81
       
    • Mfr: Crathco
    • Mfr Part #: 82097
    • GM82097
    • Quantity Available: 97
    Something went wrong. Please try again.
    In Stock
  • Crathco 86086 Hex Nut, Flanged, 8-32, Nylon
    Crathco 86086 Hex Nut, Flanged, 8-32, Nylon
    List Price: $ 0.78
    My Price: $ 0.78
       
    • Mfr: Crathco
    • Mfr Part #: 86086
    • GM86086
    • Quantity Available: 93
    Something went wrong. Please try again.
    In Stock
  • Crathco 86087 Screw, Slotted, 8-32 x 1/2", Nylon
    Crathco 86087 Screw, Slotted, 8-32 x 1/2", Nylon
    List Price: $ 0.78
    My Price: $ 0.78
       
    • Mfr: Crathco
    • Mfr Part #: 86087
    • GM86087
    • Quantity Available: 114
    Something went wrong. Please try again.
    In Stock
  • Crathco 86808 Screw, 8-32 x 1/2", PH, OV, ZNC
    Crathco 86808 Screw, 8-32 x 1/2", PH, OV, ZNC
    List Price: $ 0.80
    My Price: $ 0.80
       
    • Mfr: Crathco
    • Mfr Part #: 86808
    • GM86808
    • Quantity Available: 254
    Something went wrong. Please try again.
    In Stock
  • Crathco 86872 Bolt, Hex Flanged Serrated Head, 1/4-20 x 5/8"
    Crathco 86872 Bolt, Hex Flanged Serrated Head, 1/4-20 x 5/8"
    List Price: $ 0.81
    My Price: $ 0.81
       
    • Mfr: Crathco
    • Mfr Part #: 86872
    • GM86872
    • Quantity Available: 76
    Something went wrong. Please try again.
    In Stock
  • Crathco 86913 Nut, 6-32, Nm Nylon Insert
    Crathco 86913 Nut, 6-32, Nm Nylon Insert
    List Price: $ 0.77
    My Price: $ 0.77
       
    • Mfr: Crathco
    • Mfr Part #: 86913
    • GM86913
    • Quantity Available: 132
    Something went wrong. Please try again.
    In Stock
  • Crathco 07220 Nut, 1/2"-20 HX, Palnut, #RF 12
    Crathco 07220 Nut, 1/2"-20 HX, Palnut, #RF 12
    List Price: $ 1.40
    My Price: $ 1.40
       
    • Mfr: Crathco
    • Mfr Part #: 07220
    • GM07220
    • Quantity Available: 4
    Something went wrong. Please try again.
    In Stock
  • Crathco 61304 Screw, Phillips Pan Head, 6-32 x 1/2", Black
    Crathco 61304 Screw, Phillips Pan Head, 6-32 x 1/2", Black
    List Price: $ 0.81
    My Price: $ 0.81
       
    • Mfr: Crathco
    • Mfr Part #: 61304
    • GM61304
    • Quantity Available: 0
    Something went wrong. Please try again.
    Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.
  • Crathco 61305 SCREW, 8-32X5/8 PH PN HD MS, 4
    Crathco 61305 SCREW, 8-32X5/8 PH PN HD MS, 4
    List Price: $ 2.12
    My Price: $ 2.12
       
    • Mfr: Crathco
    • Mfr Part #: 61305
    • GM61305
    • Quantity Available: 0
    Something went wrong. Please try again.
    Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.
  • Crathco 70523 SCREW, #8-15X1/2 PH TR HD TYP
    Crathco 70523 SCREW, #8-15X1/2 PH TR HD TYP
    List Price: $ 0.61
    My Price: $ 0.61
       
    • Mfr: Crathco
    • Mfr Part #: 70523
    • GM70523
    • Quantity Available: 0
    Something went wrong. Please try again.
    Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.
  • Grindmaster Cecilware 71128 Hex Nut, 4/40, 18-8, Stainless Steel
    Grindmaster Cecilware 71128 Hex Nut, 4/40, 18-8, Stainless Steel
    List Price: $ 0.69
    My Price: $ 0.69
       
    • Mfr: Grindmaster Cecilware
    • Mfr Part #: 71128
    • GM71128
    • Quantity Available: 0
    Something went wrong. Please try again.
    Out of stock, but not out of mind! Place your order now and we'll get it to you ASAP.
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