Description
Insize 3281-SPE4 – 55° Screw Thread Micrometer Setting Standard, 4IN
L. Dewitt's SKU #: 3281-SPE4 | Mfr Part #: 3281-SPE4Insize 3281-SPE4 is a 4IN 55° setting standard for Insize 3281 screw thread micrometers. Use it to set the micrometer when measuring 55° (Whitworth) threads; the micrometers ship with 60° standards only.
Key Features
- Length 4IN
- 55° thread angle (Whitworth)
- Optional accessory for 3281 screw thread micrometers
Technical Specifications
| Part Number | 3281-SPE4 |
| Brand | Insize |
| Manufacturer Part Number | 3281-SPE4 |
| Product Type | 55° Screw Thread Micrometer Setting Standard |
| Nominal Length | 4IN |
| Thread Angle | 55° |
| Availability | Ships direct from Insize; most items in stock. Ship date confirmed by email after you order. |
| Shipping Weight | 0.12 lb |
| Package Dimensions | 4.72IN L x 0.98IN W x 0.98IN H |
| UPC/EAN | 6928640328299 |
| Sold As | 1 Each |
Choosing between options
- A 4IN standard matches the lower limit of 3281-5 (4-5IN screw thread micrometer).
- The inch 3281 micrometers ship with 60° standards; the 60° 4IN standard alone is 3281-SPE64.
Other sizes & versions in this series
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Contact Information
Authorized Insize distributor
📍 Nationwide shipping | Live Oak, TX
Additional Information
Brand: |
Insize |
Manufacturer Part Number: |
3281-SPE4 |
Product Family: |
Measuring Tool Sets |
Supplier Category Code: |
A |
EAN: |
6928640328299 |
Package Weight: |
0.12 lb |
Package Length: |
4.72 in |
Package Width: |
0.98 in |
Package Height: |
0.98 in |
