Thank you for taking interest in National Aerospace Standards Com part number NAS1604-3R, which is listed with the NSN 5305-00-838-0902 and a product description of “Screw Shoulder.” In order to receive procurement options on this particular listing, we ask that you fill out and submit the form provided below with as much information as you can concerning your needs. By supplying our staff with key details on your desired quantity, pricing target, and expedited fulfillment timeframe, we can respond with a quote that has been specifically tailored to your unique specifications. We also ask that you make us aware of any restrictions that you may have as soon as possible, such as if you have a time constraint or are seeking unlisted items.
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| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 5305-00-838-0902 Item PartTypeName: SCREW,SHOULDER | 5305 | 008380902 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | U | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| NAS1604-3R | C | 2 | 3 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASB | FASTENER LENGTH | 0.642 INCHES MINIMUM AND 0.672 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.464 INCHES MINIMUM AND 0.507 INCHES MAXIMUM |
| AATX | SHOULDER LENGTH | 0.178 INCHES MINIMUM FIRST SHOULDER AND 0.198 INCHES MAXIMUM FIRST SHOULDER |
| ABQZ | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| 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 |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| MATT | MATERIAL | STEEL COMP E4340 OVERALL OR STEEL COMP 4340 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 6150 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 4037 OVERALL OR STEEL COMP 4130 OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| ZZZK | SPECIFICATION/STANDARD DATA | 80205-NAS1604 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.444 INCHES MINIMUM AND 0.494 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.2797 INCHES MINIMUM FIRST SHOULDER AND 0.2807 INCHES MAXIMUM FIRST SHOULDER |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-6098 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-8503 MIL SPEC 3RD MATERIAL RESPONSE OVERALL OR MIL-S-5626 MIL SPEC 4TH MATE |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
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