| 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) | 01-142-9920 (011429920) |
| NCB Code | USA (01) |
| Manufacturer | Alcoa Global Fasteners Inc, Boeing Company The, Fastener Innovation Technology Inc, Hi Shear Corporation, West Coast Aerospace Inc, Reid Products Inc, Lisi Aerospace Canada Corp, Huck International Inc, Sps Technologies Inc |
| Associated Parts Numbers of NSN 5305-01-142-9920 | ||||||
|---|---|---|---|---|---|---|
| Part Number | Manufacturer | Item Name | Cage Code | Type | Status | RFQ |
| HT4020-4-12AY | alcoa global fasteners inc | screw shoulder | 92215 | A | A | RFQ |
| 3M902C4-12A | boeing company the | screw shoulder | 76301 | A | A | RFQ |
| 3M902C4-12A | fastener innovation technology inc | screw shoulder | 58998 | A | A | RFQ |
| HT4020-4-12AY | hi shear corporation | screw shoulder | 73197 | A | A | RFQ |
| WC4020-4-12AY | west coast aerospace inc | screw shoulder | 60516 | F | A | RFQ |
| 11879C4-12A | reid products inc | screw shoulder | 59563 | A | A | RFQ |
| HT4020-4-12AY | lisi aerospace canada corp | screw shoulder | l4528 | E | A | RFQ |
| HT4020-4-12AY | huck international inc | screw shoulder | 97928 | A | R | RFQ |
| HT4020-4-12AY | sps technologies inc | screw shoulder | 80539 | A | A | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.443 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.203 INCHES MINIMUM AND 1.250 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK UNDERCUT |
| AASL | HEAD DIAMETER | 0.502 INCHES MINIMUM AND 0.507 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.0582 INCHES MINIMUM AND 0.0602 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.2802 INCHES MINIMUM AND 0.2807 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.680 INCHES MINIMUM AND 0.702 INCHES MAXIMUM FIRST SHOULDER |
| ABQZ | INTERNAL DRIVE STYLE | HIGH-TORQUE |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CRSQ | COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| FEAT | SPECIAL FEATURES | FURNISHED WITH ONE RUBBER O RING |
| MATT | MATERIAL | STEEL COMP XM-13 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5305-01-142-9920, 5305011429920 | ||||
| 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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