| 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, Houston Precision Fastener L L C, Saturn Fasteners Inc, Reid Products Inc, Sps Technologies Inc, B And B Specialties Inc, Alcoa Global Fasteners Inc, Fastener Innovation Technology Inc, Heartland Precision Fasteners In, Huck International Inc, Boeing Company The, Lisi Aerospace Canada Corp, Hi Shear Corporation, Valley Todeco Inc, Camcar Llc, Linread Canada Ltd |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| WC1278E3D4A | west coast aerospace inc | screw shoulder | 60516 | RFQ |
| 3M1278E3D4A | houston precision fastener l l c | screw shoulder | 1vsl7 | RFQ |
| 3M1278E3D4A | saturn fasteners inc | screw shoulder | 0k6z0 | RFQ |
| 11863E3D4A | reid products inc | screw shoulder | 59563 | RFQ |
| TX1027E3D4YA | sps technologies inc | screw shoulder | 80539 | RFQ |
| 3M1278E3D4A | b and b specialties inc | screw shoulder | 1em77 | RFQ |
| TX1027E3D4YA | alcoa global fasteners inc | screw shoulder | 06950 | RFQ |
| 3M1278E3D4A | fastener innovation technology inc | screw shoulder | 58998 | RFQ |
| 3M1278E3D4A | heartland precision fasteners in | screw shoulder | 0zc92 | RFQ |
| TX1027E3D4YA | huck international inc | screw shoulder | 17446 | RFQ |
| 3M1278E3D4A | boeing company the | screw shoulder | 76301 | RFQ |
| TX1027E3D4YA | lisi aerospace canada corp | screw shoulder | l4528 | RFQ |
| TX1027E3D4YA | hi shear corporation | screw shoulder | 73197 | RFQ |
| 3M1278E3D4A | valley todeco inc | screw shoulder | 06710 | RFQ |
| 3M1278E3D4A | camcar llc | screw shoulder | 4wl75 | RFQ |
| TX1027E3D4YA | linread canada ltd | screw shoulder | u6683 | 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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