Item # RJ2008SN13, RJ2000 Inserts - Ring Locked, Blind Coarse Internal and Coarse External Threads On Howmet Aerospace

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Catalog > Inserts and Studs > Ring Locked Inserts & Studs > Ring Locked Inserts > RJ2000 Inserts - Ring Locked, Blind Coarse Internal and Coarse External Threads > Item # RJ2008SN13

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Unit of Measure

Insert Type	N/A Blind
Series	N/A RJ2000
Material Type	N/A 4340 Steel (Alternate 4140 Steel)
Material Specification	N/A AMS-S-5000 or AMS-S-5625
Heat Treat	N/A 160-180 KSI UTS
Finish	N/A Cadmium Plate per AMS-QQ-P-416, Type II, Class 3
Lockring Rosan Part Number	N/A RLRR38SA9
Lockring Military Part Number	N/A MS51990-108P
Internal Thread Lock	N/A No
A - Internal Thread, Class 3B¹	N/A 0.3750-16 UNJC
B - External Thread	N/A 0.5625-12
B - External Thread - Pitch Diameter	N/A 0.5091-0.5116 in
B - External Thread - Minor Diameter	N/A 0.4503-0.4635 in
C - Length ±.015	N/A 0.810 in
D ±.015	N/A 0.600 in
E - Min. Full Thread Depth	N/A 0.440 in

Aluminum Step Drill Part Number²	N/A RCDC38-484-13
Magnesium Step Drill Part Number³	N/A RCADC38-484-13
Basic Tap Size⁴	N/A 0.5625-12 UNC
Wrench Part Number	N/A R1108W
Lockring Drive Tool Part Number	N/A R208D
Removal Drill Size⁵	N/A 29/64

N/A

The external thread has a special pitch diameter and minor diameter which installs into an AS8879 Class 3B, MIL-S-7742 Class 3B, or National Class 3 tapped hole.
Mating lockring is not included with insert, it must be ordered separately.
Unless otherwise specified dimensions are in inches & ASME Y14.5M.
When parent material surface is not flat or normal to axis of hole, provide a spotface for proper lockring entry.
Remove all burrs and sharp edges.

¹ AS8879 Internal Thread
² Step drills are designed for thru hole drilling. When used to drill a blind hole, it may be necessary to grind the drill to suit the depth required.
³ Step drills are designed for thru hole drilling. When used to drill a blind hole, it may be necessary to grind the drill to suit the depth required.
⁴ Taps are not supplied by Howmet.
⁵ Removal drills are not supplied by Howmet.