MS51989-104-14

Locked In Stud

NSN 5307-00-006-4942

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
25 EA
NIIN:
000064942

Product Technical Spec.

Thread Class:
3a nut thread
Thread Pitch Diameters:
+0.2187 to 0.2204 inches stud thread
Thread Direction:
Right-hand nut thread
Thread Direction:
Right-hand stud thread
Thread Length:
0.265 inches stud thread and 0.295 inches stud thread
Thread Length:
0.425 inches nut thread and 0.455 inches nut thread
Locking Feature:
Ring, lock serrated
Overall Length:
Between 1.285 inches and 1.345 inches
Distance From Serrated Portion To Nut End:
Between 0.860 inches and 0.890 inches
Distance From Serrated Portion To Stud End:
Between 0.425 inches and 0.455 inches
Distance From Serrated Portion To End Of Stud Thread:
Between 0.130 inches and 0.190 inches
Serration Quantity:
13
End Application:
Spec item
Thready Qty Per Inch (tpi):
20 stud thread
Thready Qty Per Inch (tpi):
32 nut thread
Hardness Rating:
26.0 rockwell c
Thread Size:
0.190 inches nut thread
Thread Size:
0.250 inches stud thread
Surface Finish:
32.0 microinches nut thd
Serration Included Angle:
102.0 degrees
Material:
Steel comp 4130
Material Specification:
Mil-s-6758 military specification single material response
Surface Treatment:
Cadmium
Surface Treatment Specification:
Qq-p-416, type 2, cl 3 federal specification single treatment response
Style Designator:
Locked in
Thread Series Designator:
Unf nut thread
Thread Series Designator:
Uns stud thread
NSN:
5307-00-006-4942
Item Name:
Keensert Stud
Cage Code:
96906

Cross Referenced Parts

No other part numbers with same form, fit, and function found.

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
16012
FIIG:
A051A0
Concept No.:
App. Key:
D
Cond. Code:
1
Status:
A

Part Materials

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Pricing & Availability

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Definition Definition of approved item name (AIN): "Keensert Stud"

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

MOE Major Organizational Entities

Entity
DSOR
User:
DEPARTMENT OF THE NAVY Dept. of the Navy
DSOR:

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