| Item Name | Optical Flat Set |
| Federal Supply Group (FSG) | Measuring Tools |
| Federal Supply Class (FSC) | 5210 measuring Tools Craftsmens |
| National Item Identification Number (NIIN) | 00-203-4654 (002034654) |
| NCB Code | USA (00) |
| Manufacturer | Federal Specifications, Military Specifications |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| GG-O-635A | federal specifications | optical flat set | 81348 | RFQ |
| MIL026901AMEND1CLASS3SET7 | military specifications | optical flat set | 81349 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| FEAT | SPECIAL FEATURES | FLAT 2 FUSED QUARTZ REFERENCE DOUBLE TYPE 0.000001 IN. FLATNESS ACCURACY 6 IN. DIA. 1 IN. THK;W/CASE |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 3 CLASS AND 7 SET |
| ZZZW | DEPARTURE FROM CITED DOCUMENT | AS MOD BY MIL-O-26901 AMEND 1 |
| Relevant Components for NSN - 5210-00-203-4654, 5210002034654 | ||||
| 5220-01-589-8068 (5220015898068) | 5210-01-551-6393 (5210015516393) | 5210-01-434-9546 (5210014349546) | 5210-00-861-9117 (5210008619117) | |
| 5210-01-514-1702 (5210015141702) | 5220-00-162-1483 (5220001621483) | 5220-01-099-6752 (5220010996752) | 5220-01-700-7351 (5220017007351) | |
| 5220-01-708-8662 (5220017088662) | 5210-00-230-2434 (5210002302434) | 5220-01-250-7216 (5220012507216) | 5220-00-358-1855 (5220003581855) | |
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