| Item Name | Washer Recessed |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-149-9123 (001499123) |
| NCB Code | USA (00) |
| Manufacturer | National Aerospace Standards Com, Nimikkeistokeskus Ncb Finland, Oshkosh Corporation, Military Standards Corp |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| NAS143-20C | national aerospace standards com | washer recessed | 80205 | RFQ |
| 10335463 | nimikkeistokeskus ncb finland | washer recessed | a486g | RFQ |
| MS20002C20 | national aerospace standards com | washer recessed | 80205 | RFQ |
| 1504600 | oshkosh corporation | washer recessed | 75q65 | RFQ |
| MS20002C20 | military standards corp | washer recessed | 96906 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 1.260 INCHES MINIMUM AND 1.275 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 2.115 INCHES MINIMUM AND 2.135 INCHES MAXIMUM |
| ABMD | RECESS DIAMETER | 1.427 INCHES MINIMUM AND 1.447 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.084 INCHES MINIMUM AND 0.104 INCHES MAXIMUM |
| CQBC | MINIMUM TENSILE STRENGTH | 125 POUNDS PER SQUARE INCH |
| CSTM | RECESS ANGLE | 89.0 DEGREES MINIMUM AND 91.0 DEGREES MAXIMUM |
| FEAT | SPECIAL FEATURES | HEAT TREATMENT PER MIL-H-6875 |
| MATT | MATERIAL | STEEL COMP 1330 OVERALL OR STEEL COMP 4130 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | RECESSED |
| Relevant Components for NSN - 5310-00-149-9123, 5310001499123 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
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