AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Cover Access |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5340 Hardware Commercial |
| National Item Identification Number (NIIN) | 00-966-6521 (009666521) |
| NCB Code | USA (00) |
| Manufacturer | Tison Engineering Inc, Spacecraft Engineering Co Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | CIRCULAR RECESS |
| AARX | INSIDE DIAMETER | 1.000 INCHES NOMINAL |
| AAUB | HOLE DIAMETER | 0.202 INCHES MINIMUM AND 0.207 INCHES MAXIMUM |
| ABKG | BOLT CIRCLE DIAMETER | 3.312 INCHES NOMINAL |
| ABKU | FLANGE THICKNESS | 0.220 INCHES NOMINAL |
| ABMW | PERIPHERAL SHAPE STYLE | ROUND,MULTIEARS AND HOLES |
| ADPM | BOLT CIRCLE HOLE QUANTITY | 6 |
| ADPN | FIRST RECESS INSIDE HEIGHT | 0.625 INCHES NOMINAL |
| ADPQ | INSIDE CORNER RADIUS | 0.020 INCHES MAXIMUM |
| ADQB | SECURING DEVICE TYPE | THREADED FASTENER |
| ADQK | MOUNTING OPENING SHAPE STYLE | UNTHREADED HOLE |
| CBBL | FEATURES PROVIDED | OBSERVATION FACILITY |
| MATT | MATERIAL | ALUMINUM ALLOY 356.0 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-601,T6 FED SPEC SINGLE MATERIAL RESPONSE |
| SFTT | SURFACE TREATMENT | ANODIZE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE |
| Relevant Components for NSN - 5340-00-966-6521, 5340009666521 | ||||
| 5305-00-151-0390 (5305001510390) | 5305-00-162-0212 (5305001620212) | 5330-01-021-6193 (5330010216193) | 5306-01-667-2305 (5306016672305) | |
| 5305-00-702-7578 (5305007027578) | 5306-01-467-0619 (5306014670619) | 5340-14-507-0973 (5340145070973) | 5330-01-545-5049 (5330015455049) | |
| 5331-01-433-9967 (5331014339967) | 5330-01-176-0563 (5330011760563) | 5330-20-001-0516 (5330200010516) | 5305-00-550-9932 (5305005509932) | |
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