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NationalStockNumber.INFO

Worldwide distributor of NSN parts and consumables located in the USA.

Socket Head Cap Screw

Model / MPN: SIZE 0.312-18UNRC-3A X 0.750L1 | NSN: 5305-01-398-9865
ITAR Registered seal

An externally threaded fastener whose threaded portion is of one diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.

Product Details
NATO Stock Number
5305-01-398-9865
Sold in multiples of
1 EA
DEMIL
NO
Thread Class
3a
Fastener Length
0.750 inches
End Application
Trash ejector assembly
Thread Diameter
0.312 inches
Thready Qty Per Inch (tpi)
18
Criticality Code Justification
Zzzx
Material
Nickel alloy
Material Specification
Qq-n-286 gr500 federal specification single material response
Thread Series Designator
Unrc
Departure From Cited Designator
Material controlled iaw navsea 0948-lp-045-7010 material control standard for level i items

Pricing and Availability

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SIZE 0.312-18UNRC-3A X 0.750L1 Cross Reference
  • 593-6405216 FIND 87
  • MIL-DTL-1222 TYPE II GR 500
  • MIL-DTL-1222 TYII
  • MIL-DTL-1222TYII GR500 SLF-LKG
  • 595-6401267 ITEM 114
  • 6405216 FIND 87
  • 211067318
  • MIL-DTL-1222 TYII L1
  • MIL-DTL-1222 TYPE II GR 500L1
  • MIL-DTL-1222TYII GR500 SLF-LKGL1
  • SIZE 0.312-18UNRC-3A X 0.750
  • 593-6405216 FIND 87L1
  • 595-6401267 ITEM 114L1
  • 211067318L1
  • 6405216 FIND 87L1
  • 593-6405216 FIND 87
  • MIL-DTL-1222 TYII
  • MIL-DTL-1222TYII GR500 SLF-LKG
  • MIL-DTL-1222 TYPE II GR 500
  • 595-6401267 ITEM 114
  • 6405216 FIND 87
  • SIZE 0.312-18UNRC-3A X 0.750
  • 211067318
  • MIL-DTL-1222 TYII L1
  • MIL-DTL-1222 TYPE II GR 500L1
  • MIL-DTL-1222TYII GR500 SLF-LKGL1
  • 211067318L1
  • 593-6405216 FIND 87L1
  • 595-6401267 ITEM 114L1
  • 6405216 FIND 87L1
  • 593-6405216 FIND 87
  • MIL-DTL-1222 TYII
  • MIL-DTL-1222TYII GR500 SLF-LKG
  • MIL-DTL-1222 TYPE II GR 500
  • 595-6401267 ITEM 114
  • 6405216 FIND 87
  • SIZE 0.312-18UNRC-3A X 0.750
  • 211067318
  • MIL-DTL-1222 TYII L1
  • MIL-DTL-1222 TYPE II GR 500L1
  • MIL-DTL-1222TYII GR500 SLF-LKGL1
  • 211067318L1
  • 593-6405216 FIND 87L1
  • 595-6401267 ITEM 114L1
  • 6405216 FIND 87L1
  • 593-6405216 FIND 87
  • MIL-DTL-1222 TYPE II GR 500
  • MIL-DTL-1222 TYII
  • MIL-DTL-1222TYII GR500 SLF-LKG
  • 595-6401267 ITEM 114
  • 6405216 FIND 87
  • SIZE 0.312-18UNRC-3A X 0.750
  • 211067318
  • MIL-DTL-1222 TYII L1
  • MIL-DTL-1222 TYPE II GR 500L1
  • MIL-DTL-1222TYII GR500 SLF-LKGL1
  • 211067318L1
  • 593-6405216 FIND 87L1
  • 595-6401267 ITEM 114L1
  • 6405216 FIND 87L1
  • 593-6405216 FIND 87
  • MIL-DTL-1222 TYPE II GR 500
  • MIL-DTL-1222 TYII
  • MIL-DTL-1222TYII GR500 SLF-LKG
  • 595-6401267 ITEM 114
  • 6405216 FIND 87
  • SIZE 0.312-18UNRC-3A X 0.750
  • 211067318
  • MIL-DTL-1222 TYII L1
  • MIL-DTL-1222 TYPE II GR 500L1
  • MIL-DTL-1222TYII GR500 SLF-LKGL1
  • 211067318L1
  • 593-6405216 FIND 87L1
  • 595-6401267 ITEM 114L1
  • 6405216 FIND 87L1
  • MIL-DTL-1222 TYII L1
  • MIL-DTL-1222 TYPE II GR 500L1
  • MIL-DTL-1222TYII GR500 SLF-LKGL1
  • 211067318L1
  • 593-6405216 FIND 87L1
  • 595-6401267 ITEM 114L1
  • 6405216 FIND 87L1
  • 593-6405216 FIND 87
  • MIL-DTL-1222 TYII
  • MIL-DTL-1222 TYPE II GR 500
  • MIL-DTL-1222TYII GR500 SLF-LKG
  • 595-6401267 ITEM 114
  • 6405216 FIND 87
  • SIZE 0.312-18UNRC-3A X 0.750
  • 211067318
  • MIL-DTL-1222 TYPE II GR 500L1
  • MIL-DTL-1222 TYII L1
  • MIL-DTL-1222TYII GR500 SLF-LKGL1
  • 211067318L1
  • 593-6405216 FIND 87L1
  • 595-6401267 ITEM 114L1
  • 6405216 FIND 87L1