| Item Name | Washer Keyway |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 01-173-1752 (011731752) |
| NCB Code | USA (01) |
| Manufacturer | Goodrich Corporation |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 4.002 INCHES MINIMUM AND 4.007 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 5.000 INCHES NOMINAL |
| ABKZ | EXTERNAL KEYWAY LENGTH | 0.165 INCHES NOMINAL |
| ABLL | EXTERNAL KEYWAY WIDTH | 0.440 INCHES NOMINAL |
| ABMU | EXTERNAL KEYWAY QUANTITY | 6 |
| CRTL | CRITICALITY CODE JUSTIFICATION | FEAT |
| CSYM | SURFACE FINISH | 125.0 MICROINCHES ALL SURFACES |
| FEAT | SPECIAL FEATURES | TWO INTERNAL KEYS EQUALLY SPACED 0.060 IN.WIDTH;ONE EXTERNAL KEY IRREGULAR SHAPE 3.910 WIDTH;HEAT TREATED 180,000 TO 200,000 PSI-UTS PER MIL-H-6875 |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | CLEVELAND PNEUMATIC CO. 1881B279-60 REF 4340-VAR MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 1,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Relevant Components for NSN - 5310-01-173-1752, 5310011731752 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
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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