| Item Name | Washer Key |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-943-2478 (009432478) |
| NCB Code | USA (00) |
| Manufacturer | Alinabal Holdings Corporation, Turbo Power And Marine System Inc, United Technologies Corporation, Military Standards Corp |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 1.271 INCHES MINIMUM AND 1.291 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 1.560 INCHES MINIMUM AND 1.600 INCHES MAXIMUM |
| ABLB | INTERNAL PREBENT KEY LENGTH | 0.272 INCHES MINIMUM AND 0.286 INCHES MAXIMUM |
| ABLF | EXTERNAL PREBENT KEY WIDTH | 0.180 INCHES MINIMUM AND 0.190 INCHES MAXIMUM |
| ABLK | INTERNAL PREBENT KEY WIDTH | 0.180 INCHES MINIMUM AND 0.190 INCHES MAXIMUM |
| ABLX | OVERALL DISTANCE INCLUDING KEYS | 1.985 INCHES MINIMUM AND 2.015 INCHES MAXIMUM |
| ABMQ | EXTERNAL KEY QUANTITY | 8 |
| ABMR | INTERNAL KEY QUANTITY | 1 |
| ABPX | MATERIAL THICKNESS | 0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 4130 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS6350 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | EXTERNAL AND INTERNAL PRE-BENT KEYS |
| Relevant Components for NSN - 5310-00-943-2478, 5310009432478 | ||||
| 5330-01-539-5629 (5330015395629) | 5305-01-517-2434 (5305015172434) | 5305-00-057-3980 (5305000573980) | 5325-01-082-8190 (5325010828190) | |
| 5305-99-254-4806 (5305992544806) | 5315-01-592-1130 (5315015921130) | 5330-00-561-7707 (5330005617707) | 5330-01-313-3034 (5330013133034) | |
| 5307-01-185-8617 (5307011858617) | 5330-01-648-9167 (5330016489167) | 5365-00-210-1895 (5365002101895) | 5315-01-061-2903 (5315010612903) | |
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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