| Item Name | Screw Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-313-9328 (013139328) |
| NCB Code | USA (01) |
| Manufacturer | Aero Mechanical Fastening Systems Inc, Sps Technologies Inc, Bf Goodrich Aerospace, Northrop Grumman Systems Corporation, Huck International Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| GS551C04-154 | aero mechanical fastening systems inc | screw shoulder | 1fy45 | RFQ |
| AIC551C-04-154 | sps technologies inc | screw shoulder | 06725 | RFQ |
| 2R1862-4 | aero mechanical fastening systems inc | screw shoulder | 1fy45 | RFQ |
| 2R1862-4 | bf goodrich aerospace | screw shoulder | 03481 | RFQ |
| GS551C04-154 | northrop grumman systems corporation | screw shoulder | 26512 | RFQ |
| PBF1285-04-154 | sps technologies inc | screw shoulder | 27624 | RFQ |
| BM19069-04-154 | huck international inc | screw shoulder | 97928 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.168 INCHES MINIMUM AND 0.228 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 0.313 INCHES MINIMUM AND 0.343 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.166 INCHES NOMINAL |
| AATN | SHOULDER DIAMETER | 0.115 INCHES MINIMUM AND 0.116 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.088 INCHES MINIMUM AND 0.145 INCHES MAXIMUM FIRST SHOULDER |
| ABQZ | INTERNAL DRIVE STYLE | SLOT |
| AHYM | NOMINAL THREAD DIAMETER | 0.112 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 40 |
| 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 |
| HUES | COLOR | YELLOW TOP OF HEAD |
| MATT | MATERIAL | STEEL COMP 4037 OR STEEL COMP 8740 OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| Relevant Components for NSN - 5305-01-313-9328, 5305013139328 | ||||
| 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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