15% off select Welch Allyn Parts! Click here.
![Screw, Head Flat Ball Screw, Head Flat Ball](/medias/HR-42513-o1.jpg?context=bWFzdGVyfGltYWdlc3wzNTY4MHxpbWFnZS9qcGVnfGFXMWhaMlZ6TDJoaU9DOW9Oall2T0RneE1EWXpNVEEyT1RjeU5pNXFjR2N8Y2FkN2NhY2RjZGU3NTNjZTA0Mjk5MTk2ODViMTU4ZjU4MmQ2ZWRhNGYyMzZkYjE5N2RjZDQxZjJlM2FkOGRkNA)
Screw, Head Flat Ball
Part #: 42513
Obsolete part - No Longer Available
![Strain Relief Strain Relief](/medias/HR-22988-o1.jpg?context=bWFzdGVyfGltYWdlc3wxMTg4MXxpbWFnZS9qcGVnfGFXMWhaMlZ6TDJobE1DOW9OREF2T0Rnd05qYzJOelUxT0RZNE5pNXFjR2N8YjZiMGVkNTBjMDQ0N2I1NTlkNmFlZGFiMDAxNmJhZGFmNDk3YWI1NjY1YTc3ZTUzYWZkZTE2ZmVmNWM5OWRiYw)
Strain Relief
Part #: 22988
Obsolete part - No Longer Available
![Nylon Stud Nylon Stud](/medias/HR-40797-o1.jpg?context=bWFzdGVyfGltYWdlc3w3OTUxfGltYWdlL2pwZWd8YVcxaFoyVnpMMmcxWmk5b05ERXZPRGd3T1RNMU1qTXpNVEk1TkM1cWNHY3w0OTRmNGI2ZTdiZWQwMDBiMmE1NTBjOWRkOTNjYzFmODVmMDJhZTRhMTBjOGU1YmUxOTY0ZjUzOTUzNDY1Mjg0)
Nylon Stud
Part #: 40797
Obsolete part - No Longer Available
![Quick Coupling Quick Coupling](/medias/HR-38187-o1.jpg?context=bWFzdGVyfGltYWdlc3w1MzM0NXxpbWFnZS9qcGVnfGFXMWhaMlZ6TDJnNU1DOW9ZV1F2T0RneE1EWXdOVFl3T0RrNU1DNXFjR2N8YTM3MDA1NDQzNzJkMWEzZmZiYzdlMTUyNTRmMTk5YWIzZTMzOThkNzEwNTBhNGMzNWZkNzNkZGQ3YmVjODVmNw)
Quick Coupling
Part #: 38187
Obsolete part - No Longer Available
![Screw, Machine, Flat, Ph, 1/4-28, 1/2 Screw, Machine, Flat, Ph, 1/4-28, 1/2](/medias/HR-4390-o1.png?context=bWFzdGVyfGltYWdlc3wxNDI0ODl8aW1hZ2UvcG5nfGFXMWhaMlZ6TDJnNVpTOW9NekF2T0RrNU16RXlOelV6TURVeU5pNXdibWN8ZTlkOTZmMjkwZWVmNzhiMzk3ZTQxYzAxYzMxYzg2ZmQxMjIxNTRiMTI0ODJiNzAzNThhNzAzOTU2ZWViN2UzYQ)
Screw, Machine, Flat, Ph, 1/4-28, 1/2
Part #: 4390
Obsolete part - No Longer Available
![Screw, Machine, Flat, Ph, 4-40, .250, Steel Screw, Machine, Flat, Ph, 4-40, .250, Steel](/medias/HR-34457-o1.png?context=bWFzdGVyfGltYWdlc3w1NDk0MHxpbWFnZS9wbmd8YVcxaFoyVnpMMmcxTUM5b09HVXZPRGsxTkRNMk9UazVPRGczT0M1d2JtY3wyZDk5ODA1MjJhNThkNmNiODgyN2U4MjNkYWVkMTM3MTMwYTQxYmI4YjRlYzAxNmJiNTE4NGE3YjNiNzdmODc2)
Screw, Machine, Flat, Ph, 4-40, .250, Steel
Part #: 34457
Obsolete part - No Longer Available
![Bushing, Brg, 2.328, .465 Bushing, Brg, 2.328, .465](/medias/HR-38069-o1.jpg?context=bWFzdGVyfGltYWdlc3w5ODIwfGltYWdlL2pwZWd8YVcxaFoyVnpMMmc1T0M5b1lqSXZPRGd3T1RNME5ETTJPRFkzTUM1cWNHY3w0MzcwZDlhOTg4YzQyMTMyYzlhMDljOGRjZTc2MzE5NzMxNzcyZmMxZWQ1ZjZlMGQ3Mjg1ZmI1NTU4ZmM4NTI4)
Bushing, Brg, 2.328, .465
Part #: 38069
Obsolete part - No Longer Available
![Floating Brake Drum Floating Brake Drum](/medias/HR-37948-o1.png?context=bWFzdGVyfGltYWdlc3w0NDI0NjZ8aW1hZ2UvcG5nfGFXMWhaMlZ6TDJnMFpDOW9ZVFF2T0RrNU16RXhORE0xTnpjNU1DNXdibWN8ZDQxZWU4ODZmMzFkZjFmYzY2MjkwNTA3ZjdjMTA0MTQyYjZhMzk3OGEwOTNlOTQwODNhMmQyMmFhZjQzNzdkZQ)
Floating Brake Drum
Part #: 37948
Obsolete part - No Longer Available
![Bushing, Flg, 1.002, 1.125, .816 Bushing, Flg, 1.002, 1.125, .816](/medias/HR-19281-o1.jpg?context=bWFzdGVyfGltYWdlc3w2OTczfGltYWdlL2pwZWd8YVcxaFoyVnpMMmczWVM5b05UZ3ZPRGd3T1RNeU1qUTBOamczT0M1cWNHY3w5ZDc4MWI0M2Q2M2E3ZmJlOTljNDhkMzUxNmY4MGZiMjAyZmE0ZGFmYmIxZDhiZDJhN2E3ZjMzZWI5ZmZmMjQw)
Bushing, Flg, 1.002, 1.125, .816
Part #: 19281
Obsolete part - No Longer Available
![Retain, Ext, .354, .042 Retain, Ext, .354, .042](/medias/HR-12220-o1.jpg?context=bWFzdGVyfGltYWdlc3w0ODE3NnxpbWFnZS9qcGVnfGFXMWhaMlZ6TDJoak5TOW9NRE12T0RneE1ETTVNamswTkRZM01DNXFjR2N8ZjBiZWM3M2Q0NjJmN2YxZTE3ZDY4MjYzYjQ0YmNmYjMyYTRlMjY1MDY1NGFjODg2NDM2M2M5YTk5YWQyNTExNA)
Retain, Ext, .354, .042
Part #: 12220
Obsolete part - No Longer Available
![Screw, High/Low, Flat, Ph, 8-18, 1.125, Cs Screw, High/Low, Flat, Ph, 8-18, 1.125, Cs](/medias/HR-34684-o1.jpg?context=bWFzdGVyfGltYWdlc3w1Mzg3fGltYWdlL2pwZWd8YVcxaFoyVnpMMmd5TWk5b1ptSXZPRGd3TmpneU16TXlPVGd5TWk1cWNHY3wxYmQyOTEwOWI5ZGIwZjA5ZmVkMjZlYjAzOTM2OTY2ZGUwMzk4NjY0ZDYyYjYxYjI0ZWIwMDg4MzViMzk3YWUy)
Screw, High/Low, Flat, Ph, 8-18, 1.125, Cs
Part #: 34684
Obsolete part - No Longer Available
![Mechanism Block Bottom Mechanism Block Bottom](/medias/HR-42247-o1.jpg?context=bWFzdGVyfGltYWdlc3w4NjgzfGltYWdlL2pwZWd8YVcxaFoyVnpMMmhqWlM5b1l6VXZPRGd3TmpnMU5UZzJPRFEwTmk1cWNHY3xlOGY3ODhlZjU5NDNmYThhNTViZjAzNDcxNDVkZmJmZjEzNGEzNjFjYzg5Njc2NTA3ODAyNGQ2M2IxYjQ4ZjAx)
Mechanism Block Bottom
Part #: 42247
Obsolete part - No Longer Available
![Extension Spring Extension Spring](/medias/HR-34805-o1.png?context=bWFzdGVyfGltYWdlc3w1OTAwNHxpbWFnZS9wbmd8YVcxaFoyVnpMMmcyT1M5b05ETXZPRGsxTkRNM01UUXdOemt3TWk1d2JtY3w2M2U0NDE0YzUyN2JjOWY4Yzc4ZmViNWRlZjM5YjNiNTExYjVkNjhmMmE1ZmViMjgwYzU1ODYyYTY1NTYwNDQ0)
Extension Spring
Part #: 34805
Obsolete part - No Longer Available
![Pin, Clevis, .250, 1.125, Steel Pin, Clevis, .250, 1.125, Steel](/medias/HR-18862-o1.png?context=bWFzdGVyfGltYWdlc3wxNzU0NDF8aW1hZ2UvcG5nfGFXMWhaMlZ6TDJnM1pTOW9ObU12T0RrNU16QTFPRFkxTWpFNU1DNXdibWN8YzI2ODBjNzA0OThkZTQxOWIxNWE2Njc3NjYwOWY0NDE1YmVhYWI2YWJjZjQzODNmOTBiZjVkZDdiNDdmMDNkNA)
Pin, Clevis, .250, 1.125, Steel
Part #: 18862
Obsolete part - No Longer Available
![Spring Extension Spring Extension](/medias/HR-33618-o1.jpg?context=bWFzdGVyfGltYWdlc3w4MDM5fGltYWdlL2pwZWd8YVcxaFoyVnpMMmhrWWk5b1ltVXZPRGd3T1RNek5qWTJPREU1TUM1cWNHY3w1Y2VmOWQxNzUwYTNmMjEyMjc2NjA0ZmQ1YTFhMGMyNDA2MDA5MDc5YzM2NGJjOTliZGRiZmVlNjlmNzc2Yjgx)
Spring Extension
Part #: 33618
Obsolete part - No Longer Available
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