| Item Name | Washer Shouldered And Recessed |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 01-033-8158 (010338158) |
| NCB Code | USA (01) |
| Manufacturer | Hamilton Sundstrand Corporation, Ontic Engineering And Manufacturing Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 1.125 INCHES MINIMUM AND 1.126 INCHES MAXIMUM |
| AAVH | SHOULDER DIAMETER | 1.231 INCHES MINIMUM AND 1.241 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 1.335 INCHES MINIMUM AND 1.345 INCHES MAXIMUM |
| ABMG | SHOULDER HEIGHT | 0.101 INCHES MINIMUM AND 0.111 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.179 INCHES MINIMUM AND 0.189 INCHES MAXIMUM |
| CSTM | RECESS ANGLE | 43.0 DEGREES MINIMUM AND 47.0 DEGREES MAXIMUM |
| FEAT | SPECIAL FEATURES | 28 TO 32 DEGREE ANGLE ON OD |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6 TEMPER T351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL OR QQ-A-225/6 TEMPER T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | ANODIZE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625,TY1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | SHOULDERED AND RECESSED |
| Relevant Components for NSN - 5310-01-033-8158, 5310010338158 | ||||
| 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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