| Item Name | Screw Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-507-4373 (015074373) |
| NCB Code | USA (01) |
| Manufacturer | Fastener Innovation Technology Inc, Lisi Aerospace Canada Corp, Sps Technologies Inc, Hi Shear Corporation, Houston Precision Fastener L L C, Boeing Company The |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| ST3M557-9D45 | fastener innovation technology inc | screw close tolerance | 58998 | RFQ |
| HT4027-9D45 | lisi aerospace canada corp | screw close tolerance | l4528 | RFQ |
| HT4027-9D45 | sps technologies inc | screw close tolerance | 80539 | RFQ |
| HT4027-9D45 | hi shear corporation | screw close tolerance | 73197 | RFQ |
| ST3M557-9D45 | houston precision fastener l l c | screw close tolerance | 1vsl7 | RFQ |
| ST3M557-9D45 | boeing company the | screw close tolerance | 76301 | RFQ |
| ST3M557 | boeing company the | screw close tolerance | 76301 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| CRSQ | Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| AAUR | Grip Diameter | 0.5610 INCHES MINIMUM AND 0.5615 INCHES MAXIMUM |
| ASXK | Hole Quantity | 1 |
| AHYM | Nominal Thread Diameter | 0.5625 INCHES |
| AASK | Head Style | FLAT COUNTERSUNK |
| MRC | Decoded Requirement | Clear Text Reply |
| AGAV | End Item Identification | LANDING GEAR |
| BQDM | Hole Type | DRILLED |
| CMLP | Thread Quantity Per Inch | 18 |
| CRHC | Hole Configuration Style | ROUND |
| AAUB | Hole Diameter | 0.141 INCHES MINIMUM AND 0.146 INCHES MAXIMUM |
| MDCL | Material Document And Classification | AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| ABQZ | Internal Drive Style | HIGH-TORQUE |
| AAJF | Thread Direction | RIGHT-HAND |
| SFTT | Surface Treatment | PASSIVATE OVERALL |
| AASL | Head Diameter | 0.838 INCHES NOMINAL |
| THSD | Thread Series Designator | UNJF |
| STDC | Surface Treatment Document And Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AASA | Thread Length | 0.906 INCHES NOMINAL |
| MATT | Material | NICKEL ALLOY 718 OVERALL |
| AASB | Fastener Length | 3.7035 INCHES MINIMUM AND 3.7335 INCHES MAXIMUM |
| AAJD | Thread Class | 3A |
| ANEE | Grip Length | 2.8025 INCHES MINIMUM AND 2.8225 INCHES MAXIMUM |
| Relevant Components for NSN - 5305-01-507-4373, 5305015074373 | ||||
| 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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