Stafford Manufacturing Corp.
256 Andover St.
Wilmington, MA 01887

Phone: 978.657.8000 or 800.695.5551
Fax: 978.657.4731 or 800.649.5101
Email: sales@staffordmfg.com
Website: www.staffordmfg.com
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  • Smooth bore protects shafts from damage
  • Superior holding power over set-screw type collars
  • Offered in High Strength, Low Profile and Heavy Duty styles
  • Stocked in a variety of materials
1-Piece Clamp-Type Shaft Collars are for use on standard round shafts, hard or soft, as well as on thin wall tube or over a split hub. Precision machined, non-marring, easy to adjust, with high clamping power, they are stocked in the following materials:
  • Steel
  • Stainless Steel
  • Aluminum
  • Nylon
  • Delrin
Offered in three styles:
  • High Strength: Clamp screw does not protrude beyond the outside diameter (OD)
  • Low Profile: Clamp screw protrudes beyond the OD
  • Heavy Duty: Uses larger clamp screw and has larger OD for 2X holding power
Standard Series offers economy-priced versions of low-profile styles (31LXXX and 31SXXX parts).
One-Piece Split Clamp-Type Shaft Collars
Unit of Measure
Items One-Piece Split Clamp-Type Shaft Collars - Aluminum
1A002
1/8" Aluminum One-Piece Split Clamp-Type Shaft Collars High Strength
List Price $5.19
One-Piece Split Clamp-Type Shaft Collars - Aluminum
7A002
1/8" Aluminum One-Piece Split Clamp-Type Shaft Collars Low Profile
List Price $9.42
One-Piece Split Clamp-Type Shaft Collars - Stainless Steel
1S002
1/8" Stainless Steel (303) One-Piece Split Clamp-Type Shaft Collars High Strength
List Price QUOTE
One-Piece Split Clamp-Type Shaft Collars - Stainless Steel
7S002
1/8" Stainless Steel (303) One-Piece Split Clamp-Type Shaft Collars Low Profile
List Price $14.78
One-Piece Split Clamp-Type Shaft Collars - Stainless Steel
31S002
1/8" Stainless Steel (304) One-Piece Split Clamp-Type Shaft Collars Economy
List Price $2.68
Series N/A Signature N/A Signature N/A Signature N/A Signature N/A Standard
Bore Size N/A 1/8 in
Material N/A Aluminum N/A Aluminum N/A Stainless Steel (303) N/A Stainless Steel (303) N/A Stainless Steel (304)
Alloy N/A 2024-T351 N/A 2024-T351 N/A 303 N/A 303 N/A 304
Finish N/A None
Type N/A High Strength N/A Low Profile N/A High Strength N/A Low Profile N/A Economy
Approximate Weight N/A 0.01 lb N/A 0.01 lb N/A 0.03 lb N/A 0.01 lb N/A 0.02 lb
Country of Origin N/A USA N/A USA N/A USA N/A USA N/A China
UPC Code N/A 662786001406 N/A 662786003608 N/A 662786000805 N/A 662786002977 N/A 662786033698
RoHS2 Compliant N/A Yes
REACH Compliant N/A Yes
Outside Diameter N/A 0.813 in N/A 0.500 in N/A 0.813 in N/A 0.500 in N/A 0.500 in
Width N/A 0.250 in
Recessed Screw N/A Yes N/A No N/A Yes N/A No N/A No
Screw Size N/A 4-40 x 3/8 N/A 4-40 x 3/8 N/A 4-40 x 5/16 N/A 4-40 x 5/16 N/A 4-40 x 3/8
Screw Material N/A Alloy Steel N/A Alloy Steel N/A 18-8 Stainless Steel N/A 18-8 Stainless Steel N/A 18-8 Stainless Steel
Disclaimer N/A
Manufacturer Stock N/A {0} N/A {0} N/A {0} N/A {0} N/A {0}
Message N/A {TBD} N/A {TBD} N/A {TBD} N/A {TBD} N/A {TBD}