| Item Name | Washer Recessed |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 01-304-8737 (013048737) |
| NCB Code | USA (01) |
| Manufacturer | Sps Technologies Inc, National Aerospace Standards Com, Military Standards Corp |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 93431C-9 | sps technologies inc | washer recessed | 56878 | RFQ |
| MS14183-C9 | national aerospace standards com | washer recessed | 80205 | RFQ |
| MS14183C9 | military standards corp | washer recessed | 96906 | RFQ |
| NASM14183 | national aerospace standards com | washer recessed | 80205 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.564 INCHES MINIMUM AND 0.568 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 1.037 INCHES MINIMUM AND 1.047 INCHES MAXIMUM |
| ABNM | THICKNESS | 0.071 INCHES MINIMUM AND 0.085 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM |
| FEAT | SPECIAL FEATURES | STYLE DESIGNATOR: RECESSED;RECESS ANGLE: 90.0 DEG. NOM.;RECESS DIAMETER: 0.688 IN. MIN. AND 0.698 IN. MAX. |
| MATT | MATERIAL | NICKEL ALLOY 718 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5596 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5597 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Relevant Components for NSN - 5310-01-304-8737, 5310013048737 | ||||
| 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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