AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Screw Cap Hexagon Head |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-051-4078 (000514078) |
| NCB Code | USA (00) |
| Manufacturer | General Dynamics Ots Global Inc, American National Standards, Mtu America Inc, American Society Of Mechanical, Eca Etablissement Central Des, Brunswick Corporation, Military Standards Corp, Gkn Rockford Inc |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 157D4350-105 | general dynamics ots global inc | screw cap hexagon head | RFQ |
| B1821BH031F125N | american national standards | screw cap hexagon head | RFQ |
| 186505 | mtu america inc | screw cap hexagon head | RFQ |
| AESQ1F312A25AW9A91 | american society of mechanical | screw cap hexagon head | RFQ |
| 5306000514078 | eca etablissement central des | screw cap hexagon head | RFQ |
| C10-26066 | brunswick corporation | screw cap hexagon head | RFQ |
| MS90727-36 | military standards corp | screw cap hexagon head | RFQ |
| 63-CL-3335-1 | gkn rockford inc | screw cap hexagon head | RFQ |
| MS35304-36 | military standards corp | screw cap hexagon head | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.875 INCHES MINIMUM |
| AASB | FASTENER LENGTH | 1.250 INCHES NOMINAL |
| AASK | HEAD STYLE | HEXAGON |
| AASU | HEAD HEIGHT | 0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CQFM | HARDNESS RATING | 32.0 ROCKWELL C MINIMUM OVERALL AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| MATT | MATERIAL | STEEL OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A354,GRADE BD ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | ZINC OVERALL AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633,TYPE FE/ZN5 OR FE/ZN8 ASSN STD ALL TREATMENT RESPONSES OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Relevant Components for NSN - 5305-00-051-4078, 5305000514078 | ||||
| 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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