| Item Name | Screw Shoulder |
| INC Code | 22846 |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-175-3672 (011753672) |
| NCB Code | USA (01) |
| Manufacturer | Alcoa Global Fasteners Inc, Federal Mfg Co Inc, Huck International Inc, Sps Technologies Inc, Valley Todeco Inc, The Boeing Company |
| Associated Parts Numbers of NSN 5305-01-175-3672 | ||||||
|---|---|---|---|---|---|---|
| Part Number | Manufacturer | Item Name | Cage Code | Type | Status | RFQ |
| BACB30LU8 20X | alcoa global fasteners inc | screw shoulder | 92215 | A | A | RFQ |
| BACB30LU8-20X | federal mfg co inc | screw shoulder | 17943 | A | A | RFQ |
| BACB30LU8-20X | huck international inc | screw shoulder | 97928 | A | R | RFQ |
| BACB30LU8-20X | sps technologies inc | screw shoulder | 80539 | A | A | RFQ |
| BACB30LU8-20X | valley todeco inc | screw shoulder | 06710 | A | A | RFQ |
| BACB30LU8-20X | the boeing company | screw shoulder | 81205 | A | A | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.735 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 1.970 INCHES MINIMUM AND 2.000 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.927 INCHES MINIMUM AND 1.019 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.514 INCHES MINIMUM AND 0.515 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM FIRST SHOULDER |
| ABQZ | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| AHYM | NOMINAL THREAD DIAMETER | 0.500 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| MATT | MATERIAL | STEEL COMP E4340 OR STEEL COMP 8740 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OR AMS 6322 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5305-01-175-3672, 5305011753672 | ||||
| 5305-01-550-7160 (5305015507160) | 5305-00-817-7604 (5305008177604) | 5305-01-576-5750 (5305015765750) | 5305-01-571-8125 (5305015718125) | |
| 5305-01-102-9332 (5305011029332) | 5305-01-663-8969 (5305016638969) | 5305-01-501-5086 (5305015015086) | 5305-00-837-3323 (5305008373323) | |
| 5305-01-226-0794 (5305012260794) | 5305-01-364-9897 (5305013649897) | 5305-00-592-9787 (5305005929787) | 5305-00-699-6718 (5305006996718) | |
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AS9120B and ISO 9001:2015 |
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Aviation Suppliers Association Member |
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FAA AC 0056B Accredited |
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AS 6081:2012 Certification |
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ESD S20.20-2014 Certification |
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