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

Locked In Stud

Model / MPN: SF131-19SA18A | NSN: 5307-00-948-7299
ITAR Registered seal

A headless fastener externally threaded on both ends with each threaded portion of one but not necessarily the same diameter. It is designed to be locked in place by either a ring, lock, serrated or a ring, lock, keyed.

Product Details
NATO Stock Number
5307-00-948-7299
Sold in multiples of
100 EA
DEMIL
NO
Thread Class
3a nut thread
Thread Pitch Diameters
+0.4512/+0.4537 inches stud thread
Thread Direction
Right-hand nut thread
Thread Direction
Right-hand stud thread
Thread Length
0.950 inches stud thread
Thread Length
0.690 inches nut thread
Locking Feature
Ring, lock serrated
Overall Length
2.315 inches
Distance From Serrated Portion To Nut End
1.125 inches
Distance From Serrated Portion To Stud End
1.190 inches
Distance From Serrated Portion To End Of Stud Thread
0.240 inches
Thready Qty Per Inch (tpi)
13 stud thread
Thready Qty Per Inch (tpi)
20 nut thread
Thread Size
0.438 inches nut thread
Thread Size
0.500 inches stud thread
Material
Steel
Surface Treatment
Cadmium
Style Designator
Locked in
Thread Series Designator
Unf nut thread
Thread Series Designator
Uns stud thread

Pricing and Availability

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SF131-19SA18A Cross Reference