| Item Name | Washer Flat |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-187-4124 (001874124) |
| NCB Code | USA (00) |
| Manufacturer | Zf Industrieantriebe Witten Gmbh, United Technologies Corporation, Federal Specifications |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 158255-27 | zf industrieantriebe witten gmbh | washer flat | d9182 | RFQ |
| 360746 | united technologies corporation | washer flat | 77445 | RFQ |
| FFW92TYPEAGRADE1CLASSB | federal specifications | washer flat | 81348 | RFQ |
| FFW92TYPEAGRADE2CLASSB | federal specifications | washer flat | 81348 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| AAUB | HOLE DIAMETER | 0.203 INCHES MINIMUM AND 0.228 INCHES MAXIMUM |
| ABMW | PERIPHERAL SHAPE STYLE | ROUND |
| ABMX | CENTER HOLE SHAPE STYLE | ROUND |
| ABNM | THICKNESS | 0.047 INCHES NOMINAL |
| ADAV | OVERALL DIAMETER | 0.375 INCHES NOMINAL |
| MATT | MATERIAL | STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 316 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | A TYPE AND 2 GRADE AND B CLASS |
| ZZZX | DEPARTURE FROM CITED DESIGNATOR | AS MODIFIED BY OUTSIDE DIM. |
| Relevant Components for NSN - 5310-00-187-4124, 5310001874124 | ||||
| 5325-01-474-4172 (5325014744172) | 5305-00-005-0050 (5305000050050) | 5305-01-081-2450 (5305010812450) | 5360-00-248-8834 (5360002488834) | |
| 5340-01-369-8169 (5340013698169) | 5305-00-899-3578 (5305008993578) | 5330-00-593-8695 (5330005938695) | 5305-01-514-9340 (5305015149340) | |
| 5340-01-702-5703 (5340017025703) | 5360-00-920-9595 (5360009209595) | 5340-01-691-6457 (5340016916457) | 5306-01-269-7435 (5306012697435) | |
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