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NationalStockNumber.INFO

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

Locked In Stud

Model / MPN: SF121-12SA19A | NSN: 5307-00-025-8304
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
5307-00-025-8304
Sold in multiples of
EA
DEMIL
NO
Thread Class
3a nut thread
Thread Pitch Diameters
+0.3926 to 0.3946 inches stud thread
Thread Direction
Right-hand nut thread
Thread Direction
Right-hand stud thread
Thread Length
0.520 inches stud thread
Thread Length
0.625 inches nut thread
Locking Feature
Self-clinching head
Overall Length
1.938 inches
Distance From Serrated Portion To Nut End
1.188 inches
Distance From Serrated Portion To Stud End
0.750 inches
Distance From Serrated Portion To End Of Stud Thread
0.230 inches
Thready Qty Per Inch (tpi)
14 stud thread
Thready Qty Per Inch (tpi)
24 nut thread
Thread Size
0.375 inches nut thread
Thread Size
0.438 inches stud thread
Part Name Assigned By Controlling Agency
Navy special project
Material
Steel
Surface Treatment
Cadmium
Style Designator
Locked in
Thread Series Designator
Unf nut thread
Thread Series Designator
Uns stud thread
SF121 Series Parts

Pricing and Availability

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SF121-12SA19A Cross Reference