We appreciate your interest in part number NAS1166-4, which is currently available for purchase here on Jet Force Aero. For your reference, this item is produced by National Aerospace Standards Com and is listed with the NSN 5305-01-437-4394, as well as the description “Screw Close Tolerance.” If this matches your requirements, we encourage you to fill out the Request for Quote (RFQ) form featured on this page to receive tailored purchasing options on part number NAS1166-4. All that we ask is that you submit as many details about your procurement needs as possible, such as your desired quantity, budget, and anticipated fulfillment timeframe, as this will enable our specialists to craft an ideal response for you.
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In addition to part number NAS1166-4, be sure to explore our website further for related items produced by National Aerospace Standards Com under the CAGE Code 80205 as you wish. We also feature catalogs to help you find additional options that are categorized under FSC 5305 Screws and the NSN 5305-01-437-4394. Regardless of which NSN parts you need from us, rest assured that we will always treat you to affordable solutions where you never have to sacrifice quality or prompt fulfillment. We are ready to assist you with all your sourcing needs, so kick off quotation at your convenience.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 5305-01-437-4394 Item PartTypeName: SCREW,CLOSE TOLERANCE | 5305 | 014374394 | 0 | N | A | |
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | A | A | 0 | |||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| NAS1166-4 | 5 | 2 | 3 |
| MRC | Criteria | Characteristic |
|---|---|---|
| MRC | Decoded Requirement | Clear Text Reply |
| ANEE | Grip Length | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| AHYM | Nominal Thread Diameter | 0.375 INCHES |
| AASK | Head Style | FLAT COUNTERSUNK |
| CQFM | Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM FASTENER |
| CSYM | Surface Finish | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| SFTT | Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| CQBC | Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH |
| CSYM | Surface Finish | 32.0 MICROINCHES THREADS |
| AASB | Fastener Length | 0.813 INCHES MINIMUM AND 0.843 INCHES MAXIMUM |
| CRSQ | Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| ABQZ | Internal Drive Style | OFFSET CRUCIFORM (TORQUE SET) |
| ZZZK | Specification/Standard Data | 80205-NAS1166 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| AASA | Thread Length | 0.553 INCHES MINIMUM AND 0.603 INCHES MAXIMUM |
| AASL | Head Diameter | 0.704 INCHES MINIMUM AND 0.762 INCHES MAXIMUM |
| AAJF | Thread Direction | RIGHT-HAND |
| STDC | Surface Treatment Document And Classification | QQ-P-416 TY2 CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | Thread Series Designator | UNJF |
| CMLP | Thread Quantity Per Inch | 24 |
| AAUR | Grip Diameter | 0.3735 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM |
| MDCL | Material Document And Classification | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE OVERALL |
| CXCY | Part Name Assigned By Controlling Agency | NAVY SPECIAL PROJECT |
| MATT | Material | STEEL COMP 4140 OR STEEL COMP E4340 OR STEEL COMP 8740 OVERALL |
| AAJD | Thread Class | 3A |
| CSYM | Surface Finish | 32.0 MICROINCHES GRIP |
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