Hemingray Insulator Profile: CD 257  
This popular cable style insulator is nicknamed the "Mickey Mouse Ears" and was produced in two versions: a regular saddle groove and a wide saddle groove. It was patented on June 17, 1890 (see patent). Earliest specimens produced by Hemingray simply bear the patent dates. 

Dimensions: 5" H x 3 1/4" W
Primary
Embossings:
• HEMINGRAY
• PATENT - OTHER
Years Produced:
c.1910s-1940s
Style Numbers:60, 60-A
Rarity Scale (1-10): Fairly Common (4)
Usage: Secondary Power Distribution
Trade Name: Cable
Hobby Nickname: Mickey Mouse
Voltage Rating: 6,600 Volts
Mold Variation Collapse

Wide Saddle Groove

This is the wide saddle groove variant. Note the extra spacing between the ears to accommodate a larger wire. It appears that Hemingray differentiated most of these with the special 60-A style number (although they were embossed inconsistently).

Known Embossings (36) Collapse
 
HEMINGRAY Unlisted (F-Skirt) MADE IN U.S.A. / HEMINGRAY / Nº60 (R-Skirt) PATENT / JUNE 17 1890 MAY 2 1893 SDP Photo
HEMINGRAY Unlisted (F-Skirt) No 60-A / HEMINGRAY (R-Skirt) MADE IN U.S.A. / ['PATENT' blotted out] / JUNE 17 1893 MAY 2 1893 {Note 'JUNE 17 1893' date} {Wide Groove}
Note: Similar to [250], but there is no "0" embossed over the "3" in JUNE 17 1893 (error).
SDP Photo
HEMINGRAY [005] (F-Skirt) HEMINGRAY (R-Skirt) JUNE 17 1890 MAY 2 1893 SDP
HEMINGRAY [010] (F-Skirt) HEMINGRAY (R-Skirt) MADE IN U.S.A./Nº 60 RDP < WANTED! 
HEMINGRAY [020] (F-Skirt) HEMINGRAY (R-Skirt) MADE IN U.S.A./Nº 60 SDP Photo
HEMINGRAY [030] (F-Skirt) HEMINGRAY (R-Skirt) Nº 60 SDP
HEMINGRAY [040] (F-Skirt) HEMINGRAY (R-Skirt) PATENT/JUNE 17 1890 MAY 2 1893 SDP Photo
HEMINGRAY [050] (F-Skirt) HEMINGRAY (R-Skirt) PATENT/JUNE 17 1890 MAY 2 1893 {Wide saddle groove} SDP
HEMINGRAY [060] (F-Skirt) HEMINGRAY (R-Skirt) PATENT/JUNE 17 1890 MAY 2 1893 {'0' is engraved over a "3"} SDP Photo
NEW! HEMINGRAY [065] (F-Skirt) HEMINGRAY (R-Skirt) PATENT/JUNE 17 1890 MAY 2 1893 {'0' in JUNE 17 1890 is engraved over a '3'} {Wide saddle groove} SDP < WANTED! 
HEMINGRAY [070] (F-Skirt) HEMINGRAY (R-Skirt) PATENT/JUNE 17 1893 MAY 2 1893 {Note 'JUNE 17 1893' date} SDP Photo
HEMINGRAY [080] (F-Skirt) HEMINGRAY (R-Skirt) PATENT/JUNE 17 1893 MAY 2 1893 {Note 'JUNE 17 1893' date} {Wide saddle groove} SDP Photo
HEMINGRAY [090] (F-Skirt) HEMINGRAY - 60 (R-Skirt) MADE IN U.S.A. RDP
HEMINGRAY [100] (F-Skirt) HEMINGRAY - 60 (R-Skirt) MADE IN U.S.A. SDP < WANTED! 
HEMINGRAY [110] (F-Skirt) HEMINGRAY - 60 (R-Skirt) MADE IN U.S.A. {Wide saddle groove} RDP Photo
HEMINGRAY [115] (F-Skirt) HEMINGRAY - 60 (R-Skirt) MADE IN U.S.A. {Wide saddle groove} SDP < WANTED! 
HEMINGRAY [120] (F-Skirt) HEMINGRAY - 60/[Numbers and dots] (R-Skirt) MADE IN U.S.A./[Number] RDP Photo
HEMINGRAY [130] (F-Skirt) HEMINGRAY - 60/[Numbers and dots] (R-Skirt) MADE IN U.S.A./[Number] {Wide saddle groove} RDP Photo
HEMINGRAY [150] (F-Skirt) HEMINGRAY/Nº 60-A (R-Skirt) MADE IN U.S.A./JUNE 17 1890 MAY 2 1893 SDP < WANTED! 
HEMINGRAY [160] (F-Skirt) HEMINGRAY/Nº 60-A (R-Skirt) MADE IN U.S.A./JUNE 17 1890 MAY 2 1893 {Wide saddle groove} SDP < WANTED! 
HEMINGRAY [170] (F-Skirt) HEMINGRAY/Nº 60-A (R-Skirt) MADE IN U.S.A./['PATENT' blotted out]/JUNE 17 1890 MAY 2 1893 {Wide saddle groove} SDP Photo
HEMINGRAY [175] (F-Skirt) HEMINGRAY/Nº 60-A {'0' is engraved over a '3'} (R-Skirt) MADE IN U.S.A./['PATENT' blotted out]/JUNE 17 1890 MAY 2 1893 {Wide saddle groove} SDP Photo
HEMINGRAY [180] (F-Skirt) HEMINGRAY/Nº 60-A/[Blotted out embossing] (R-Skirt) MADE IN U.S.A./MAY 2 1893 {Wide saddle groove} SDP < WANTED! 
HEMINGRAY [200] (F-Skirt) HEMINGRAY/[Numbers and dots] (R-Skirt) MADE IN U.S.A./Nº 60/[Number] RDP Photo
HEMINGRAY [202] (F-Skirt) HEMINGRAY/[Numbers and dots] (R-Skirt) Nº 60/[Number] RDP Photo
HEMINGRAY [204] (F-Skirt) HEMINGRAY/['GAY' blotted out] (R-Skirt) PATENT/JUNE 17 1890 MAY 2 1893 SDP < WANTED! 
HEMINGRAY [205] (F-Skirt) HEMINGRAY/['JUNE 17 1890' blotted out] (R-Skirt) PATENT/['HEMINGRAY' blotted out]/JUNE 17 1890 MAY 2 1893 SDP < WANTED! 
HEMINGRAY [210] (F-Skirt) HEMINGRAY/['PATENT' blotted out]/Nº 60A/['JUNE 17 1890' blotted out] (R-Skirt) MADE IN U.S.A./['PATENT/MAY 2 1893' blotted out] {Wide saddle groove} SDP Photo
HEMINGRAY [220] (F-Skirt) MADE IN U.S.A./HEMINGRAY/Nº 60-A (R-Skirt) PATENT/JUNE 17 1890 MAY 2 1893 {Wide saddle groove} SDP < WANTED! 
HEMINGRAY [225] (F-Skirt) MADE IN U.S.A./HEMINGRAY/Nº 60-A (R-Skirt) PATENT/JUNE 17 1890 MAY 2 1893 {'0' is engraved over a '3'} {Wide saddle groove} SDP < WANTED! 
HEMINGRAY [230] (F-Skirt) MADE IN U.S.A./HEMINGRAY/Nº 60-A (R-Skirt) PATENT/JUNE 17 1893 MAY 2 1893 {Note 'JUNE 17 1893' date} {Wide saddle groove} SDP < WANTED! 
HEMINGRAY [235] (F-Skirt) Nº 60-A/HEMINGRAY (R-Skirt) MADE IN U.S.A./['PATENT' blotted out] JUNE 17 1890 MAY 2 1893 {Wide saddle groove} RDP < WANTED! 
HEMINGRAY [240] (F-Skirt) Nº 60-A/HEMINGRAY (R-Skirt) MADE IN U.S.A./['PATENT' blotted out] JUNE 17 1890 MAY 2 1893 {Wide saddle groove} SDP Photo
HEMINGRAY [250] (F-Skirt) Nº 60-A/HEMINGRAY (R-Skirt) MADE IN U.S.A./['PATENT' blotted out] JUNE 17 1893 MAY 2 1893 {'3' in June date embossed over a '0'} {Note 'JUNE 17 1893' date} {Wide saddle groove} SDP < WANTED! 
PATENT - OTHER [010] (F-Skirt) PATENT/JUNE 17 1890 (R-Skirt) PATENT/MAY 2 1893 {Hemingray product} SDP Photo
PATENT - OTHER [020] (F-Skirt) PATENT/JUNE 17 1890 (R-Skirt) PATENT/MAY 2 1893 {Wide saddle groove} {Hemingray product} SDP Photo

The following embossings were removed from the price guide because they could not be verified to exist:

Unverified Embossings
Year Removed
HEMINGRAY [140] (F-Skirt) HEMINGRAY - 63 {Note '63' style number} (R-Skirt) MADE IN U.S.A. {Wide saddle groove} RDP 2015
HEMINGRAY [190] (F-Skirt) HEMINGRAY/Nº 63-A {Note 'Nº 63-A' style number} (R-Skirt) MADE IN U.S.A./JUNE 17 1890 MAY 2 1893 {Wide saddle groove} SDP 2015





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