| Item Name | Washer Key |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-984-6757 (009846757) |
| NCB Code | USA (00) |
| Manufacturer | Inspektorat Wsparcia Sil Zbrojnych, Military Standards Corp, National Aerospace Standards Com |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.195 INCHES MINIMUM AND 0.200 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM |
| ABKY | EXTERNAL PREBENT KEY LENGTH | 0.095 INCHES MINIMUM AND 0.105 INCHES MAXIMUM |
| ABLD | EXTERNAL TAPERED KEY WIDTH | 0.200 INCHES MINIMUM AND 0.210 INCHES MAXIMUM |
| ABLF | EXTERNAL PREBENT KEY WIDTH | 0.110 INCHES MINIMUM AND 0.115 INCHES MAXIMUM |
| ABLS | DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY | 0.221 INCHES MINIMUM AND 0.231 INCHES MAXIMUM |
| ABLX | OVERALL DISTANCE INCLUDING KEYS | 0.530 INCHES MINIMUM AND 0.561 INCHES MAXIMUM |
| ABMM | SPLIT KEY LENGTH | 0.105 INCHES NOMINAL |
| ABMQ | EXTERNAL KEY QUANTITY | 3 |
| ABPX | MATERIAL THICKNESS | 0.019 INCHES MINIMUM AND 0.025 INCHES MAXIMUM |
| CSFW | ANGLE BETWEEN EXTERNAL KEYS | 58.0 DEGREES MINIMUM AND 62.0 DEGREES MAXIMUM |
| FEAT | SPECIAL FEATURES | BOTH ANGULAR KEYS BENT 15 DEG IN OPPOSITE DIRECTION OF PRE-BENT KEY |
| MATT | MATERIAL | STEEL COMP 321 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5576 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STYL | STYLE DESIGNATOR | KEY |
| Relevant Components for NSN - 5310-00-984-6757, 5310009846757 | ||||
| 5340-01-621-1479 (5340016211479) | 5365-00-381-4908 (5365003814908) | 5355-01-573-0404 (5355015730404) | 5330-01-580-7284 (5330015807284) | |
| 5305-01-282-1451 (5305012821451) | 5330-01-361-5513 (5330013615513) | 5340-00-611-7621 (5340006117621) | 5320-01-615-4000 (5320016154000) | |
| 5310-01-334-3643 (5310013343643) | 5330-01-327-5730 (5330013275730) | 5325-00-763-5757 (5325007635757) | 5340-01-576-0345 (5340015760345) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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