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Nut Castle AN310-4

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Part numbers : RX1-AN310-4 , AN310-4 , 19493-1 , 19493-10 , 19493-5 , AN310-4
Unit of Measure: EA

2.07 EUR / EA 2.07 EUR 2.07 € excl. VAT

2.07 EUR / EA excl. VAT

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Available as part of a kit RX1-04-00335 Available as part of a kit RX1-04-00350
Availability
263 EA ready to ship Tomorrow
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Up to 3,396 EA ready to ship on Thursday 2026-08-13
Order before 15:30 CET Tomorrow
2,121 EA available on request, fees apply
Special order from vendor stock.

The AN310-4 is a steel castle nut with a 1/4-28 thread. Its castellated slots are designed to accept a cotter pin when used with an appropriate drilled-shank bolt, clevis bolt, eye bolt, stud, or other compatible threaded fastener.

  • Part number: AN310-4
  • Thread: 1/4-28
  • Material: Steel
  • Finish: Cadmium plated in accordance with QQ-P-416A, Type II, Class 3
  • Locking feature: Castellated slots for cotter-pin retention
  • Unit of supply: Each (EA)

Additional manufacturer reference part numbers: 19493-1, 19493-5, 19493-10.

Please confirm the required part number, thread, locking arrangement, material/finish requirements, and applicable maintenance data before installation.

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Terms and Conditions

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TypePart No.Thread SizeCotter Pin Size
Cad PlatedAN310-41/4-28

Overview

Fabricated from steel and cadmium plated per QQ-P-416A, Type II, Class 3. AN310 castle nuts are used with drilled-shank bolts, clevis bolts, eye bolts and studs. The slots in the nut accommodate a cotter pin for safety purposes. The thinner AN320 castellated shear nut, with half the tensile rating of the AN310 nut, is used with clevis bolts and threaded taper pins which are subject to shearing stress only.


Reference Chart


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