| Item Name | Screw Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-011-3933 (010113933) |
| NCB Code | USA (01) |
| Manufacturer | Alamo Aircraft Ltd, Sps Technologies Inc, Huck International Inc, Boeing Company The, Huntington Valley Industries Inc, Hi Shear Corporation, Satair Usa Inc, Alcoa Global Fasteners Inc, Lisi Aerospace Canada Corp, Alcoa Fastening Systems Ltd |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| ST3M562-6D18 | alamo aircraft ltd | screw close tolerance | 55345 | RFQ |
| BM19031-6-18D | alamo aircraft ltd | screw close tolerance | 55345 | RFQ |
| 73991H-6D-18 | sps technologies inc | screw close tolerance | 80539 | RFQ |
| BM19031-6-18D | huck international inc | screw close tolerance | 97928 | RFQ |
| ST3M562-6D18 | boeing company the | screw close tolerance | 76301 | RFQ |
| ST3M562-6D18 | huntington valley industries inc | screw close tolerance | 9s754 | RFQ |
| HT309-6D-18 | hi shear corporation | screw close tolerance | 73197 | RFQ |
| HT309-6D-18 | satair usa inc | screw close tolerance | r1120 | RFQ |
| HT8177-6D-18 | alcoa global fasteners inc | screw close tolerance | 92215 | RFQ |
| HT309-6D-18 | lisi aerospace canada corp | screw close tolerance | l4528 | RFQ |
| HT309-6D-18 | alcoa fastening systems ltd | screw close tolerance | c4293 | RFQ |
| HT8177-6D-18 | alcoa fastening systems ltd | screw close tolerance | c4293 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.400 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 1.515 INCHES MINIMUM AND 1.535 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.752 INCHES MINIMUM AND 0.762 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.106 INCHES MINIMUM FIRST HOLE AND 0.111 INCHES MAXIMUM FIRST HOLE |
| ABQZ | INTERNAL DRIVE STYLE | HIGH-TORQUE |
| AHYM | NOMINAL THREAD DIAMETER | 0.375 INCHES |
| ANEE | GRIP LENGTH | 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CQBC | MINIMUM TENSILE STRENGTH | 17000 POUNDS PER SQUARE INCH |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.115 INCHES MINIMUM FIRST HOLE AND 0.125 INCHES MAXIMUM FIRST HOLE |
| MATT | MATERIAL | STEEL OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 23-105 FSCM 76301 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MAC PS13145,MCDONNELL DOUGLAS CORP MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5305-01-011-3933, 5305010113933 | ||||
| 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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