| Item Name | Washer Recessed |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-364-6390 (003646390) |
| NCB Code | USA (00) |
| Manufacturer | Cooper Cameron Corp, Haynes International Inc, Ambac International Corporation, Zf Industrieantriebe Witten Gmbh |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| NP2164PC37 | cooper cameron corp | washer recessed | 55509 | RFQ |
| NP4011PCP382E23 | cooper cameron corp | washer recessed | 55509 | RFQ |
| WMS2079-1X | haynes international inc | washer recessed | 54936 | RFQ |
| WMS2079-1X | ambac international corporation | washer recessed | 01843 | RFQ |
| WMS2079-1X | zf industrieantriebe witten gmbh | washer recessed | d9182 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 18.800 MILLIMETERS MINIMUM AND 18.950 MILLIMETERS MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 32.650 MILLIMETERS MINIMUM AND 32.750 MILLIMETERS MAXIMUM |
| ABKW | OVERALL HEIGHT | 0.400 MILLIMETERS MINIMUM AND 0.420 MILLIMETERS MAXIMUM |
| ABMH | RECESS DEPTH | 0.200 MILLIMETERS MINIMUM AND 0.210 MILLIMETERS MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.200 MILLIMETERS MINIMUM AND 0.210 MILLIMETERS MAXIMUM |
| CQFM | HARDNESS RATING | 52.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM |
| MATT | MATERIAL | STEEL COMP 1118 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | RECESSED |
| Relevant Components for NSN - 5310-00-364-6390, 5310003646390 | ||||
| 5340-01-128-5602 (5340011285602) | 5306-01-598-2806 (5306015982806) | 5306-00-660-2761 (5306006602761) | 5310-01-632-4360 (5310016324360) | |
| 5365-00-003-1724 (5365000031724) | 5305-01-246-0089 (5305012460089) | 5310-00-052-8840 (5310000528840) | 5310-00-016-5834 (5310000165834) | |
| 5330-00-477-2508 (5330004772508) | 5310-00-424-2018 (5310004242018) | 5325-00-349-3151 (5325003493151) | 5365-01-613-0724 (5365016130724) | |
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