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) | 00-515-6935 (005156935) |
| NCB Code | USA (00) |
| Manufacturer | Fastener Specialty Inc, Heartland Precision Fasteners In, Sps Technologies Inc, Northrop Grumman Systems Corporation, Bf Goodrich Aerospace, Goodrich Corporation |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| S100C3-461 | fastener specialty inc | screw shoulder | RFQ |
| GS551C3-461 | heartland precision fasteners in | screw shoulder | RFQ |
| GS551C3-461 | sps technologies inc | screw shoulder | RFQ |
| GS551C3-461 | northrop grumman systems corporation | screw shoulder | RFQ |
| GS551C3-461 | bf goodrich aerospace | screw shoulder | RFQ |
| AIC551C3-461 | sps technologies inc | screw shoulder | RFQ |
| A1C551C3-461 | sps technologies inc | screw shoulder | RFQ |
| B1990-5 | goodrich corporation | screw shoulder | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.288 INCHES MINIMUM AND 0.348 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 0.703 INCHES MINIMUM AND 0.733 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.266 INCHES MINIMUM AND 0.286 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.193 INCHES MINIMUM FIRST SHOULDER AND 0.195 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.345 INCHES MINIMUM FIRST SHOULDER AND 0.375 INCHES MAXIMUM FIRST SHOULDER |
| ABQZ | INTERNAL DRIVE STYLE | SLOT |
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| FEAT | SPECIAL FEATURES | HEAD PAINTED MAROON COLOR |
| MATT | MATERIAL | STEEL COMP 4037 OVERALL OR STEEL COMP 8740 OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| SFTT | SURFACE TREATMENT | PAINT TOP OF HEAD |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Relevant Components for NSN - 5305-00-515-6935, 5305005156935 | ||||
| 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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