AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Screw Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-064-0208 (000640208) |
| NCB Code | USA (00) |
| Manufacturer | Fastener Specialty Inc, Pilgrim Screw Corporation, Sps Technologies Inc, Aero Mechanical Fastening Systems Inc, Heartland Precision Fasteners In, Huck International Inc, Goodrich Corporation, Northrop Grumman Systems Corporation |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| S100J06-9 | fastener specialty inc | screw shoulder | RFQ |
| PIL551C06-439 | pilgrim screw corporation | screw shoulder | RFQ |
| GS551C06-439 | sps technologies inc | screw shoulder | RFQ |
| PBF1285-06-439 | sps technologies inc | screw shoulder | RFQ |
| GS551C06-439 | aero mechanical fastening systems inc | screw shoulder | RFQ |
| HP6551C06-439 | heartland precision fasteners in | screw shoulder | RFQ |
| AIC551C06-439 | sps technologies inc | screw shoulder | RFQ |
| BM19069-04-439 | huck international inc | screw shoulder | RFQ |
| B3110-9 | goodrich corporation | screw shoulder | RFQ |
| GS551C06-439 | northrop grumman systems corporation | screw shoulder | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.225 INCHES MINIMUM |
| AASB | FASTENER LENGTH | 0.625 INCHES NOMINAL |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.223 INCHES NOMINAL |
| AATN | SHOULDER DIAMETER | 0.141 INCHES MINIMUM AND 0.143 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.362 INCHES NOMINAL FIRST SHOULDER |
| ABQZ | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| AHYM | NOMINAL THREAD DIAMETER | 0.138 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CQBC | MINIMUM TENSILE STRENGTH | 150000 POUNDS PER SQUARE INCH |
| CQFM | HARDNESS RATING | 33.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL |
| CRSQ | COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
| MATT | MATERIAL | STEEL OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| Relevant Components for NSN - 5305-00-064-0208, 5305000640208 | ||||
| 5365-00-981-3580 (5365009813580) | 5306-01-663-0372 (5306016630372) | 5330-00-259-1415 (5330002591415) | 5340-00-140-8006 (5340001408006) | |
| 5310-01-055-6080 (5310010556080) | 5340-01-571-9066 (5340015719066) | 5360-01-528-5575 (5360015285575) | 5340-01-254-4525 (5340012544525) | |
| 5310-01-456-0920 (5310014560920) | 5331-01-311-6975 (5331013116975) | 5330-00-147-6676 (5330001476676) | 5365-01-201-0770 (5365012010770) | |
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