AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Washer Key |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 01-215-0111 (012150111) |
| NCB Code | USA (01) |
| Manufacturer | Ruoff And Sons Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.950 INCHES MINIMUM AND 1.000 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 1.380 INCHES MINIMUM AND 1.480 INCHES MAXIMUM |
| ABKX | EXTERNAL STRAIGHT KEY LENGTH | 0.440 INCHES MINIMUM AND 0.525 INCHES MAXIMUM |
| ABLC | EXTERNAL STRAIGHT KEY WIDTH | 0.440 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| ABLX | OVERALL DISTANCE INCLUDING KEYS | 1.415 INCHES MINIMUM AND 1.500 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.0428 INCHES MINIMUM AND 0.0530 INCHES MAXIMUM |
| CSFW | ANGLE BETWEEN EXTERNAL KEYS | 90.0 DEGREES NOMINAL |
| FEAT | SPECIAL FEATURES | ONE ADDITIONAL KEY LOCATED 38.0 DEG MIN AND 42.0 DEG MAX FROM OTHER KEY 0.250 IN. MIN AND 0.310 IN. MAX WIDE AND 0.682 IN. MIN AND 0.737 IN. MAX LONG |
| MATT | MATERIAL | STEEL COMP 1008 OR STEEL COMP 1009 OR STEEL COMP 1015 OR STEEL COMP 1018 OR STEEL COMP 1020 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-698 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Relevant Components for NSN - 5310-01-215-0111, 5310012150111 | ||||
| 5365-01-101-3819 (5365011013819) | 5305-01-006-9246 (5305010069246) | 5310-00-639-2818 (5310006392818) | 5310-01-332-9051 (5310013329051) | |
| 5330-01-399-2381 (5330013992381) | 5340-01-496-5144 (5340014965144) | 5342-00-326-6390 (5342003266390) | 5305-01-361-1154 (5305013611154) | |
| 5305-01-516-4729 (5305015164729) | 5330-15-007-8953 (5330150078953) | 5340-01-078-1350 (5340010781350) | 5310-01-471-5429 (5310014715429) | |
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