SCREW 0 40 .250 PAN TORX STEEL
Welch Allyn
Replacement part / fastenerPan head Torx machine screw, imperial 0-40 UNC, 0.250 in length
Certifications
- Sold as OEM/service spare part by authorised medical suppliers; use genuine OEM parts where recommended by device manufacturer to maintain conformity and warranty.
- Sold as OEM/service spare part by authorised medical suppliers; use genuine OEM parts where recommended by device manufacturer to maintain conformity and warranty.
Pan head Torx machine screw, imperial 0-40 UNC, 0.250 in length
Description
Imperial machine screw specified as size 0-40 UNC with a pan head and Torx recess, thread length 0.250 inches, manufactured in steel. Marketed as a spare/replacement screw for Welch Allyn equipment and sold by medical suppliers as a service part.
Bnefits
- Precision imperial thread (0-40 UNC) for compatible equipment fittings.
- Pan head with Torx drive provides low-profile fastening with good torque transfer and reduced cam-out.
- Steel construction for strength suitable for medical device assemblies and servicing.
Indications
- Replacement or spare screw for medical diagnostic equipment, instrument housings and service/repair of Welch Allyn devices and similar equipment.
Composition
- Material: Steel (supplier listings indicate steel; specific grade e.g., stainless grade not consistently listed by resellers).
Formulation
- Pan head machine screw with Torx drive recess; imperial 0-40 thread pitch; 0.250 inch thread length; single-piece machined fastener.
Packaging
- Sold individually or in small service-pack quantities by medical parts distributors; packaged in protective blister or small parts bag with retailer labelling (packaging varies by supplier).
Usage
- Intended for use by trained service/maintenance personnel for replacement in compatible devices; use correct Torx driver size to avoid head damage.
- Ensure compatible thread engagement and torque limits per device service manual when installing replacement screws.
Contraindications
- Not applicable — ensure correct part selection (size, thread and length) for the intended device before installation.
Adverse Effects
- Improper installation may damage device housing, strip threads or cause insecure assembly; overtightening may deform parts; incorrect material may corrode in certain environments.
Storage Conditions
- Store in a dry, clean environment to avoid corrosion; keep in original packaging until use.
Duration
Not applicable
Onset
Not applicable
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