| Item Name | Screw Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-445-4027 (004454027) |
| NCB Code | USA (00) |
| Manufacturer | Satair Usa Inc, Hi Shear Corporation, Boeing Company The, Alcoa Fastening Systems Ltd, Alcoa Global Fasteners Inc, Sps Technologies Inc, Lisi Aerospace Canada Corp |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| HT187-4-11 | satair usa inc | screw close tolerance | r1120 | RFQ |
| HT187-4-11 | hi shear corporation | screw close tolerance | 73197 | RFQ |
| 3M379-4-11 | boeing company the | screw close tolerance | 76301 | RFQ |
| HT187-4-11 | alcoa fastening systems ltd | screw close tolerance | c4293 | RFQ |
| HT8076-4-11 | alcoa global fasteners inc | screw close tolerance | 92215 | RFQ |
| HT8076-4-11 | alcoa fastening systems ltd | screw close tolerance | c4293 | RFQ |
| 69197-4-11 | sps technologies inc | screw close tolerance | 80539 | RFQ |
| HT187-4-11 | lisi aerospace canada corp | screw close tolerance | l4528 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.316 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 0.989 INCHES MINIMUM AND 1.019 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.497 INCHES MINIMUM AND 0.507 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES MINIMUM FIRST HOLE AND 0.086 INCHES MAXIMUM FIRST HOLE |
| ABQZ | INTERNAL DRIVE STYLE | HIGH-TORQUE |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| ANEE | GRIP LENGTH | 0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CQBC | MINIMUM TENSILE STRENGTH | 160000 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 | 0.886 INCHES NOMINAL FIRST HOLE |
| CSYM | SURFACE FINISH | 125.0 MICROINCHES OVERALL |
| CSYM | SURFACE FINISH | 125.0 MICROINCHES TOP OF HEAD |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES GRIP |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES THREADS |
| FEAT | SPECIAL FEATURES | CONICAL SURFACE OF HEAD 32 MICROINCHES |
| MATT | MATERIAL | STEEL OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | NAS 498 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Relevant Components for NSN - 5305-00-445-4027, 5305004454027 | ||||
| 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.
Request for Quote
