Acme Keylocking Insert
MS51831A104
4140 Alloy Steel Inch
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Material:
Insert – 4140 Alloy Steel (160 KSI Min)
Keys- 302 CRES
Finish: Cadmium Plate (QQ-P-416, Type II, Cl. 2)
Tolerances: ±.010 inch unless specified otherwise
Internal Threads: Per SAE AS8879
Dimensions: All dimensions below are in inches
Keys: Inserts with an internal thread size of 5/16 and larger are furnished with 4 locking keys. Smaller sizes have 2 locking keys.
Material Identification Mark: Two lines on top of insert
Lubrication: Dry Film Lube on Self-Locking Inserts only
Performance: MIL-I-45914A (MS51831& NAS1395)
| Acme Part No.: 217-080304 | MS Number: MS51831A104 |
| Material: 4140 Alloy Steel | Locking?: Non-Locking |
| Internal Thread: 3/8 – 16 | External Thread: 9/16 – 12 |
| Length: 0.5 | Max Distance to Locking Part: 0.25 |
| Bore Depth: 0.07 |
