TEF257

257 O-RING TEFLON
VIRGIN PTFE 55 SHORE D
CS: .139″ (3.53MM)
ID: 5.859″ (148.82MM)

TEF257

Quantity Pricing (ea)
  • 1 for $23.00
  • 8 for $20.70
  • 15 for $18.40
  • 40 for $16.10
Stock & Availability (ea)
In Stock: 36
Inbound Stock: 300
Qty Available
300 08/27/2026
Offsite Stock: 0
New Production: Unlimited
Expedited Shipping*: 07/27/2026
Standard Shipping: 09/14/2026
*Add your desired qty and click ADD TO CART to see expedite fees and options.

Interchange Part Numbers

  • MCMASTER-CARR 9559K243

معلومات إضافية

الوزن 0.02219 رطل
Shipping Dimensions 6.137 × 6.137 × 0.139 بوصة
Material

Color

Size

257
Durometer

Minimum Temperature -328
Maximum Temperature 482

الوصف

SPEC SHEET: Polytetrafluoroethylene (PTFE).pdf

Polytetrafluoroethylene (PTFE)

MATERIAL DESCRIPTION:

Polytetrafluoroethylene (PTFE) is a high molecular weight polymer, one of the most versatile plastic materials known and useful for a large range of
products for applications excluded to other materials.

Temperature Range:

Standard Low Temp: -200°C (-328°F)

Standard High Temp: 260°C (500°F)