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

Locked In Stud

Model / MPN: SFJ121-17SA20A | NSN: 5307-01-123-6504
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
5307-01-123-6504
Sold in multiples of
1 EA
DEMIL
NO
Thread Class
3a nut thread
Thread Length
0.505 inches stud thread and 0.535 inches stud thread
Thread Length
0.605 inches nut thread and 0.635 inches nut thread
Locking Feature
Ring, lock serrated
Overall Length
Between 2.282 inches and 2.342 inches
Distance From Serrated Portion To Nut End
Between 1.235 inches and 1.265 inches
Distance From Serrated Portion To Stud End
Between 1.047 inches and 1.077 inches
Distance From Serrated Portion To End Of Stud Thread
Between 0.512 inches and 0.572 inches
Serration Quantity
24
Style Designator
Locked in
SFJ121 Series Parts
Solicitations
Solicitation Description Qty UOM Close Date
SPE5EC19T0245 Stud, Locked In 13 EA 11/15/2018
SPE5EC19T0830 Stud, Locked In 13 EA 03/11/2019
SPE5EC19T1023 Stud, Locked In 13 EA 04/18/2019

Pricing and Availability

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SFJ121-17SA20A Cross Reference