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    Korloy Thread Mill STMD3T UNJ Deep Threading

    Korloy Thread Mill STMD3T UNJ Deep Threading

    Solid carbide three-tooth thread mill for deep internal UNJ threads (UNJC, UNJF) to MIL-S-8879C, tolerance class 3B.

    Key features

    • Three cutting teeth
    • Thread length up to 3 x thread diameter
    • Internal threading
    • Grade PC9070M

    Specifications

    Thread standard MIL-S-8879C
    Tolerance class 3B
    Application Internal
    Material Solid carbide
    STMD3T06027L110-I32UNJ Thread (UNJC): 0.138"(#6) | Thread (UNJF): 0.190"(#10) | Pitch (tpi): 32 | Shank dia. Ød (mm): 6 | Cutting dia. D (mm): 2.7 | Overall length L (mm): 57 | Thread length ℓ (mm): 11.0 | No. of flutes: 3 | Teeth: 3 | Bore dia. (mm): 2.80 | Grade: PC9070M
    STMD3T06054L195-I28UNJ Thread (UNJF): 0.250"(1/4") | Pitch (tpi): 28 | Shank dia. Ød (mm): 6 | Cutting dia. D (mm): 5.4 | Overall length L (mm): 57 | Thread length ℓ (mm): 19.5 | No. of flutes: 3 | Teeth: 3 | Bore dia. (mm): 5.60 | Grade: PC9070M
    STMD3T06037L149-I24UNJ Thread (UNJC): 0.190"(#10) | Pitch (tpi): 24 | Shank dia. Ød (mm): 6 | Cutting dia. D (mm): 3.7 | Overall length L (mm): 57 | Thread length ℓ (mm): 14.9 | No. of flutes: 3 | Teeth: 3 | Bore dia. (mm): 4.00 | Grade: PC9070M
    STMD3T08067L241-I24UNJ Thread (UNJF): 0.3125"(5/16") | Pitch (tpi): 24 | Shank dia. Ød (mm): 8 | Cutting dia. D (mm): 6.7 | Overall length L (mm): 63 | Thread length ℓ (mm): 24.1 | No. of flutes: 3 | Teeth: 3 | Bore dia. (mm): 7.00 | Grade: PC9070M
    STMD3T06050L195-I20UNJ Thread (UNJC): 0.250"(1/4") | Pitch (tpi): 20 | Shank dia. Ød (mm): 6 | Cutting dia. D (mm): 5 | Overall length L (mm): 57 | Thread length ℓ (mm): 19.5 | No. of flutes: 3 | Teeth: 3 | Bore dia. (mm): 5.30 | Grade: PC9070M
    STMD3T10096L335-I20UNJ Thread (UNJF): 0.4375"(7/16") | Pitch (tpi): 20 | Shank dia. Ød (mm): 10 | Cutting dia. D (mm): 9.6 | Overall length L (mm): 73 | Thread length ℓ (mm): 33.5 | No. of flutes: 3 | Teeth: 3 | Bore dia. (mm): 10.00 | Grade: PC9070M
    STMD3T08064L241-I18UNJ Thread (UNJC): 0.3125"(5/16") | Thread (UNJF): 0.5625"(9/16") | Pitch (tpi): 18 | Shank dia. Ød (mm): 8 | Cutting dia. D (mm): 6.4 | Overall length L (mm): 63 | Thread length ℓ (mm): 24.1 | No. of flutes: 3 | Teeth: 3 | Bore dia. (mm): 6.75 | Grade: PC9070M
    STMD3T08077L290-I16UNJ Thread (UNJC): 0.375"(3/8") | Thread (UNJF): 0.750"(3/4") | Pitch (tpi): 16 | Shank dia. Ød (mm): 8 | Cutting dia. D (mm): 7.7 | Overall length L (mm): 63 | Thread length ℓ (mm): 29.0 | No. of flutes: 3 | Teeth: 3 | Bore dia. (mm): 8.10 | Grade: PC9070M
    STMD3T10092L335-I14UNJ Thread (UNJC): 0.4375"(7/16") | Thread (UNJF): 0.875"(7/8") | Pitch (tpi): 14 | Shank dia. Ød (mm): 10 | Cutting dia. D (mm): 9.2 | Overall length L (mm): 73 | Thread length ℓ (mm): 33.5 | No. of flutes: 3 | Teeth: 3 | Bore dia. (mm): 9.50 | Grade: PC9070M
    STMD3T10099L385-I13UNJ Thread (UNJC): 0.500"(1/2") | Pitch (tpi): 13 | Shank dia. Ød (mm): 10 | Cutting dia. D (mm): 9.9 | Overall length L (mm): 73 | Thread length ℓ (mm): 38.5 | No. of flutes: 3 | Teeth: 3 | Bore dia. (mm): 11.00 | Grade: PC9070M
    Thread MillsKorloy
    10 product codes available in this family
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    Korloy Thread Mill STMD3T UNJ Deep Threading

    Brand Korloy·Thread Mills

    Available part numbers (10)

    STMD3T06027L110-I32UNJ, STMD3T06054L195-I28UNJ, STMD3T06037L149-I24UNJ, STMD3T08067L241-I24UNJ, STMD3T06050L195-I20UNJ, STMD3T10096L335-I20UNJ, STMD3T08064L241-I18UNJ, STMD3T08077L290-I16UNJ, STMD3T10092L335-I14UNJ, STMD3T10099L385-I13UNJ

    How to order

    Send the Korloy part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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    Product codes & specifications
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    Product codeSpec
    STMD3T06027L110-I32UNJThread (UNJC): 0.138"(#6) | Thread (UNJF): 0.190"(#10) | Pitch (tpi): 32 | Shank dia. Ød (mm): 6 | Cutting dia. D (mm): 2.7 | Overall length L (mm): 57 | Thread length ℓ (mm): 11.0 | No. of flutes: 3 | Teeth: 3 | Bore dia. (mm): 2.80 | Grade: PC9070M
    STMD3T06054L195-I28UNJThread (UNJF): 0.250"(1/4") | Pitch (tpi): 28 | Shank dia. Ød (mm): 6 | Cutting dia. D (mm): 5.4 | Overall length L (mm): 57 | Thread length ℓ (mm): 19.5 | No. of flutes: 3 | Teeth: 3 | Bore dia. (mm): 5.60 | Grade: PC9070M
    STMD3T06037L149-I24UNJThread (UNJC): 0.190"(#10) | Pitch (tpi): 24 | Shank dia. Ød (mm): 6 | Cutting dia. D (mm): 3.7 | Overall length L (mm): 57 | Thread length ℓ (mm): 14.9 | No. of flutes: 3 | Teeth: 3 | Bore dia. (mm): 4.00 | Grade: PC9070M
    STMD3T08067L241-I24UNJThread (UNJF): 0.3125"(5/16") | Pitch (tpi): 24 | Shank dia. Ød (mm): 8 | Cutting dia. D (mm): 6.7 | Overall length L (mm): 63 | Thread length ℓ (mm): 24.1 | No. of flutes: 3 | Teeth: 3 | Bore dia. (mm): 7.00 | Grade: PC9070M
    STMD3T06050L195-I20UNJThread (UNJC): 0.250"(1/4") | Pitch (tpi): 20 | Shank dia. Ød (mm): 6 | Cutting dia. D (mm): 5 | Overall length L (mm): 57 | Thread length ℓ (mm): 19.5 | No. of flutes: 3 | Teeth: 3 | Bore dia. (mm): 5.30 | Grade: PC9070M
    STMD3T10096L335-I20UNJThread (UNJF): 0.4375"(7/16") | Pitch (tpi): 20 | Shank dia. Ød (mm): 10 | Cutting dia. D (mm): 9.6 | Overall length L (mm): 73 | Thread length ℓ (mm): 33.5 | No. of flutes: 3 | Teeth: 3 | Bore dia. (mm): 10.00 | Grade: PC9070M
    STMD3T08064L241-I18UNJThread (UNJC): 0.3125"(5/16") | Thread (UNJF): 0.5625"(9/16") | Pitch (tpi): 18 | Shank dia. Ød (mm): 8 | Cutting dia. D (mm): 6.4 | Overall length L (mm): 63 | Thread length ℓ (mm): 24.1 | No. of flutes: 3 | Teeth: 3 | Bore dia. (mm): 6.75 | Grade: PC9070M
    STMD3T08077L290-I16UNJThread (UNJC): 0.375"(3/8") | Thread (UNJF): 0.750"(3/4") | Pitch (tpi): 16 | Shank dia. Ød (mm): 8 | Cutting dia. D (mm): 7.7 | Overall length L (mm): 63 | Thread length ℓ (mm): 29.0 | No. of flutes: 3 | Teeth: 3 | Bore dia. (mm): 8.10 | Grade: PC9070M
    STMD3T10092L335-I14UNJThread (UNJC): 0.4375"(7/16") | Thread (UNJF): 0.875"(7/8") | Pitch (tpi): 14 | Shank dia. Ød (mm): 10 | Cutting dia. D (mm): 9.2 | Overall length L (mm): 73 | Thread length ℓ (mm): 33.5 | No. of flutes: 3 | Teeth: 3 | Bore dia. (mm): 9.50 | Grade: PC9070M
    STMD3T10099L385-I13UNJThread (UNJC): 0.500"(1/2") | Pitch (tpi): 13 | Shank dia. Ød (mm): 10 | Cutting dia. D (mm): 9.9 | Overall length L (mm): 73 | Thread length ℓ (mm): 38.5 | No. of flutes: 3 | Teeth: 3 | Bore dia. (mm): 11.00 | Grade: PC9070M

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