| Item Name | Washer Concave |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 01-337-6052 (013376052) |
| NCB Code | USA (01) |
| Manufacturer | Sps Technologies Inc, Monadnock Company The, The Boeing Company, Alcoa Global Fasteners Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 70191-104U | sps technologies inc | washer concave | 56878 | RFQ |
| 942010-4 | monadnock company the | washer concave | 60119 | RFQ |
| BACW104CCU | the boeing company | washer concave | 81205 | RFQ |
| BACW10CA104CCU | the boeing company | washer concave | 81205 | RFQ |
| K29913-104NF | alcoa global fasteners inc | washer concave | 15653 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AAUB | HOLE DIAMETER | 0.358 INCHES MINIMUM AND 0.368 INCHES MAXIMUM |
| ABGG | RADIUS | 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.070 INCHES MINIMUM AND 0.090 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATT | MATERIAL | STEEL COMP H11 OVERALL |
| STYL | STYLE DESIGNATOR | CONCAVE |
| ABKV | OUTSIDE DIAMETER | 0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 52.0 ROCKWELL C MINIMUM AND 56.0 ROCKWELL C MAXIMUM |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| Components Related to NSN - 5310-01-337-6052, 5310013376052 | ||||
| 5310-01-197-4020 (5310011974020) | 5315-01-603-3457 (5315016033457) | 5307-00-208-2583 (5307002082583) | 5306-00-723-0855 (5306007230855) | |
| 5306-01-051-8024 (5306010518024) | 5365-00-997-7495 (5365009977495) | 5360-00-769-7461 (5360007697461) | 5360-01-313-5636 (5360013135636) | |
| 5330-01-455-6923 (5330014556923) | 5340-00-061-1146 (5340000611146) | 5320-00-333-6513 (5320003336513) | 5310-01-109-8086 (5310011098086) | |
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