| Item Name | Screw Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-811-3223 (008113223) |
| NCB Code | USA (00) |
| Manufacturer | National Aerospace Standards Com, Sps Technologies Inc, Apcom Inc, Nimikkeistokeskus Ncb Finland, Hi Shear Corporation, Air Industries Corp, Nor Cal Supply Coinc, Lisi Aerospace Canada Corp, Collins Engineering Corp, Lawrence Engineering And Supply Inc, F And C Sales Inc, Durham Aircraft Service Inc, Eriks Southwest Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| NAS1204-18D | national aerospace standards com | screw close tolerance | 80205 | RFQ |
| NAS1204-18D | sps technologies inc | screw close tolerance | 80539 | RFQ |
| NAS1204-18D | apcom inc | screw close tolerance | 50568 | RFQ |
| 10444407 | nimikkeistokeskus ncb finland | screw close tolerance | a486g | RFQ |
| NAS1204-18D | hi shear corporation | screw close tolerance | 73197 | RFQ |
| NAS1204-18D | air industries corp | screw close tolerance | 08938 | RFQ |
| NAS1204-18D | nor cal supply coinc | screw close tolerance | 07851 | RFQ |
| NAS1204-18D | lisi aerospace canada corp | screw close tolerance | l4528 | RFQ |
| NAS1204-18D | collins engineering corp | screw close tolerance | 71563 | RFQ |
| NAS1204-18D | lawrence engineering and supply inc | screw close tolerance | 04348 | RFQ |
| NAS1204-18D | f and c sales inc | screw close tolerance | 30902 | RFQ |
| NAS1204-18D | durham aircraft service inc | screw close tolerance | 82172 | RFQ |
| NAS1204-18D | eriks southwest inc | screw close tolerance | 30889 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASB | FASTENER LENGTH | 1.426 INCHES MINIMUM AND 1.456 INCHES MAXIMUM |
| AASL | HEAD DIAMETER | 0.449 INCHES MINIMUM AND 0.507 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.325 INCHES NOMINAL FIRST HOLE |
| MATT | MATERIAL | STEEL COMP 4140 OVERALL OR STEEL COMP E4340 OVERALL OR STEEL COMP 6150 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 8740 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-8503 MIL SPEC 3RD MATERIAL RESPONSE OVERALL OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 5TH MATE |
| AAJD | THREAD CLASS | 3A |
| AASA | THREAD LENGTH | 0.316 INCHES MINIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AAUR | GRIP DIAMETER | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES NOMINAL FIRST HOLE |
| ABQZ | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| ANEE | GRIP LENGTH | 1.125 INCHES MINIMUM |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CQBC | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| ZZZK | SPECIFICATION/STANDARD DATA | 80205-NAS1204 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Relevant Components for NSN - 5305-00-811-3223, 5305008113223 | ||||
| 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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