| Item Name | Washer Key |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 01-339-5957 (013395957) |
| NCB Code | USA (01) |
| Manufacturer | Heligear Acquisition Co |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKV | OUTSIDE DIAMETER | 1.290 INCHES MINIMUM AND 1.300 INCHES MAXIMUM |
| ABLF | EXTERNAL PREBENT KEY WIDTH | 0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM |
| ABLB | INTERNAL PREBENT KEY LENGTH | 0.062 INCHES MINIMUM AND 0.094 INCHES MAXIMUM |
| ABLK | INTERNAL PREBENT KEY WIDTH | 0.156 INCHES MINIMUM AND 0.176 INCHES MAXIMUM |
| ABMQ | EXTERNAL KEY QUANTITY | 15 |
| SFTT | SURFACE TREATMENT | OXIDE OVERALL |
| STYL | STYLE DESIGNATOR | KEY |
| AAUB | HOLE DIAMETER | 0.801 INCHES MINIMUM AND 0.816 INCHES MAXIMUM |
| ABLX | OVERALL DISTANCE INCLUDING KEYS | 1.314 INCHES MINIMUM AND 1.344 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.036 INCHES MINIMUM AND 0.044 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-F-13924 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Components Related to NSN - 5310-01-339-5957, 5310013395957 | ||||
| 5325-01-017-8809 (5325010178809) | 5330-01-278-3019 (5330012783019) | 5365-01-304-3832 (5365013043832) | 5305-15-060-1487 (5305150601487) | |
| 5305-01-361-3193 (5305013613193) | 5330-01-259-4088 (5330012594088) | 5340-01-672-8342 (5340016728342) | 5342-00-452-9798 (5342004529798) | |
| 5310-01-175-0629 (5310011750629) | 5330-01-120-4149 (5330011204149) | 5331-01-441-4577 (5331014414577) | 5330-01-425-8795 (5330014258795) | |
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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