AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Washer Lock |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 01-197-1391 (011971391) |
| NCB Code | USA (01) |
| Manufacturer | National Aerospace Standards Com, Federal Specifications |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| NAS1640-4C | national aerospace standards com | washer lock | RFQ |
| FF-W-84 | federal specifications | washer lock | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.115 INCHES MINIMUM AND 0.124 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 0.212 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.025 INCHES MINIMUM AND 0.031 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM |
| MATT | MATERIAL | STEEL COMP 301 OVERALL OR STEEL COMP 302 OVERALL OR STEEL COMP 302B OVERALL OR STEEL COMP 303 OVERALL OR STEEL COMP 303SE OVERALL OR STEEL COMP 304 OVERALL OR STEEL COMP 304L OVERALL OR STEEL COMP 305 OVERALL OR STEEL COMP 308 OVERALL OR ST |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-4166,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | SPLIT HELICAL-RIGHT HAND |
| ZZZK | SPECIFICATION/STANDARD DATA | 80205-NAS1640 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | C CLASS AND 2 STYLE |
| Relevant Components for NSN - 5310-01-197-1391, 5310011971391 | ||||
| 5305-00-151-0390 (5305001510390) | 5305-00-162-0212 (5305001620212) | 5330-01-021-6193 (5330010216193) | 5306-01-667-2305 (5306016672305) | |
| 5305-00-702-7578 (5305007027578) | 5306-01-467-0619 (5306014670619) | 5340-14-507-0973 (5340145070973) | 5330-01-545-5049 (5330015455049) | |
| 5331-01-433-9967 (5331014339967) | 5330-01-176-0563 (5330011760563) | 5330-20-001-0516 (5330200010516) | 5305-00-550-9932 (5305005509932) | |
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