| Item Name | Screw Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-536-4443 (015364443) |
| NCB Code | USA (01) |
| Manufacturer | West Coast Aerospace Inc, Heartland Precision Fasteners In, Boeing Company The, Reid Products Inc, Sps Technologies Inc, Valley Todeco Inc, Lisi Aerospace Canada Corp, Fastener Innovation Technology Inc, Camcar Llc, Hi Shear Corporation, Houston Precision Fastener L L C, Linread Canada Ltd, Alcoa Global Fasteners Inc, B And B Specialties Inc, Saturn Fasteners Inc, Huck International Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| WC1278E3D4A | west coast aerospace inc | screw shoulder | 60516 | RFQ |
| 3M1278E3D4A | heartland precision fasteners in | screw shoulder | 0zc92 | RFQ |
| 3M1278E3D4A | boeing company the | screw shoulder | 76301 | RFQ |
| 11863E3D4A | reid products inc | screw shoulder | 59563 | RFQ |
| TX1027E3D4YA | sps technologies inc | screw shoulder | 80539 | RFQ |
| 3M1278E3D4A | valley todeco inc | screw shoulder | 06710 | RFQ |
| TX1027E3D4YA | lisi aerospace canada corp | screw shoulder | l4528 | RFQ |
| 3M1278E3D4A | fastener innovation technology inc | screw shoulder | 58998 | RFQ |
| 3M1278E3D4A | camcar llc | screw shoulder | 4wl75 | RFQ |
| TX1027E3D4YA | hi shear corporation | screw shoulder | 73197 | RFQ |
| 3M1278E3D4A | houston precision fastener l l c | screw shoulder | 1vsl7 | RFQ |
| TX1027E3D4YA | linread canada ltd | screw shoulder | u6683 | RFQ |
| TX1027E3D4YA | alcoa global fasteners inc | screw shoulder | 06950 | RFQ |
| 3M1278E3D4A | b and b specialties inc | screw shoulder | 1em77 | RFQ |
| 3M1278E3D4A | saturn fasteners inc | screw shoulder | 0k6z0 | RFQ |
| TX1027E3D4YA | huck international inc | screw shoulder | 17446 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.425 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 0.5175 INCHES MINIMUM AND 0.5475 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.294 INCHES MINIMUM AND 0.301 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.2177 INCHES MINIMUM GRIP AND 0.2182 INCHES MAXIMUM GRIP |
| AATX | SHOULDER LENGTH | 0.204 INCHES NOMINAL GRIP |
| AAUB | HOLE DIAMETER | 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM |
| AAUH | SPLINE MINOR DIAMETER | 0.1105 INCHES MINIMUM AND 0.1125 INCHES MAXIMUM |
| AAUJ | SPLINE MAJOR DIAMETER | 0.1540 INCHES MINIMUM AND 0.1560 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | TORX |
| AGAV | END ITEM IDENTIFICATION | F/A 18 E/F AIRCRAFT |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| ASXK | HOLE QUANTITY | 1 |
| BQDM | HOLE TYPE | DRILLED |
| CBBL | FEATURES PROVIDED | CETYL ALCOHOL LUBRICANT |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| CRTL | CRITICALITY CODE JUSTIFICATION | AGAV |
| CWYB | SHOULDER SHAPE | ROUND GRIP |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | EDDIE BOLT AIRCRAFT |
| MATT | MATERIAL | NICKEL ALLOY 718 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-L-87132 TYPE 1 GRADE B MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5305-01-536-4443, 5305015364443 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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