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) | 00-086-9944 (000869944) |
| NCB Code | USA (00) |
| Manufacturer | L 3 Communications Corporation, Northrop Grumman Systems Corporation |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 547A003091 | l 3 communications corporation | washer key | RFQ |
| 547A003091 | northrop grumman systems corporation | washer key | RFQ |
| 003091 | l 3 communications corporation | washer key | RFQ |
| A547-650 | l 3 communications corporation | washer key | RFQ |
| 3091 | l 3 communications corporation | washer key | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 1.021 INCHES MINIMUM AND 1.041 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 1.365 INCHES MINIMUM AND 1.385 INCHES MAXIMUM |
| ABLF | EXTERNAL PREBENT KEY WIDTH | 0.106 INCHES MINIMUM AND 0.111 INCHES MAXIMUM |
| ABLJ | INTERNAL STRAIGHT KEY WIDTH | 0.122 INCHES MINIMUM AND 0.127 INCHES MAXIMUM |
| ABLQ | DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 0.406 INCHES NOMINAL |
| ABLX | OVERALL DISTANCE INCLUDING KEYS | 1.406 INCHES NOMINAL |
| ABMQ | EXTERNAL KEY QUANTITY | 1 |
| ABPX | MATERIAL THICKNESS | 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM |
| CSKN | EXTERNAL PREBENT KEY ANGLE | 90.0 DEGREES NOMINAL |
| MATT | MATERIAL | STEEL COMP 304 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-766,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STYL | STYLE DESIGNATOR | KEY |
| Relevant Components for NSN - 5310-00-086-9944, 5310000869944 | ||||
| 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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