| Item Name | Screw Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-591-0381 (015910381) |
| NCB Code | USA (01) |
| Manufacturer | West Coast Aerospace Inc, Alcoa Global Fasteners Inc, Reid Products Inc, Camcar Llc, Huck International Inc, Hi Shear Corporation, Linread Canada Ltd, Saturn Fasteners Inc, Houston Precision Fastener L L C, Lisi Aerospace Canada Corp, Heartland Precision Fasteners In, Boeing Company The, Valley Todeco Inc, Sps Technologies Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| WC4027-4-14 | west coast aerospace inc | screw close tolerance | 60516 | RFQ |
| HT4027-4-14 | alcoa global fasteners inc | screw close tolerance | 06950 | RFQ |
| HT4024-4-14 | alcoa global fasteners inc | screw close tolerance | 92215 | RFQ |
| 11923-4-14 | reid products inc | screw close tolerance | 59563 | RFQ |
| ST3M557-4-14 | camcar llc | screw close tolerance | 4wl75 | RFQ |
| HT4027-4-14 | huck international inc | screw close tolerance | 17446 | RFQ |
| HT4027-4-14 | hi shear corporation | screw close tolerance | 73197 | RFQ |
| ST3M557-4-14 | linread canada ltd | screw close tolerance | u6683 | RFQ |
| ST3M557-4-14 | saturn fasteners inc | screw close tolerance | 0k6z0 | RFQ |
| ST3M557-4-14 | houston precision fastener l l c | screw close tolerance | 1vsl7 | RFQ |
| HT4027-4-14 | lisi aerospace canada corp | screw close tolerance | l4528 | RFQ |
| ST3M557-4-14 | heartland precision fasteners in | screw close tolerance | 0zc92 | RFQ |
| ST3M557-4-14 | boeing company the | screw close tolerance | 76301 | RFQ |
| ST3M557-4-14 | valley todeco inc | screw close tolerance | 06710 | RFQ |
| HT4027-4-14 | sps technologies inc | screw close tolerance | 80539 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.469 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 1.329 INCHES MINIMUM AND 1.359 INCHES MAXIMUM |
| AASK | HEAD STYLE | FILLISTER COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.390 INCHES MINIMUM AND 0.395 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.015 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.249 NOMINAL MILS AND 0.250 NOMINAL CENTIMETERS |
| AAUY | POINT LENGTH | 0.045 INCHES NOMINAL |
| ABQJ | POINT STYLE | FLAT |
| ABQZ | INTERNAL DRIVE STYLE | HIGH-TORQUE |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| ANEE | GRIP LENGTH | 0.875 NOMINAL INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| CWDK | POINT CHAMFER ANGLE | 45.0 MAXIMUM OF STANDARD RANGE SINGLE TREATMENT RESPONSE |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW-CLOSE TOLERANCE, 100 DEG COUNTERSUNK, REDUCED HEAD, HI-TORQUE, NON-MAGNETIC CRES (125 KSI FSU) |
| FEAT | SPECIAL FEATURES | HEAD HAS A 1.40 DEG RADIUS DOME |
| MATT | MATERIAL | NICKEL ALLOY 718 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2700 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5305-01-591-0381, 5305015910381 | ||||
| 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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