Alternate P/N : B19908
You can submit the RFQ form below for Part Number B1990-8, Screw Shoulder by Manufacturer Bf Goodrich Aerospace with NSN 5305005082718. Please ensure that all information is appropriately filled. These answers will help us offer you a better service.
Aviation Orbit, an ASAP Semiconductor company, is a leading distributor of Bf Goodrich Aerospace and obsolete NSN parts such as B1990-8. We support defense/military, aerospace, commercial and industrial clients by supplying essential NSN parts at competitive prices.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 5305-00-508-2718 Item Description: Screw Shoulder | 5305 | 005082718 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | U | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| B1990-8 | C | 9 | 5 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.288 INCHES MINIMUM AND 0.348 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 0.953 INCHES MINIMUM AND 0.983 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.266 INCHES MINIMUM AND 0.286 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.193 INCHES MINIMUM FIRST SHOULDER AND 0.195 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.595 INCHES NOMINAL FIRST SHOULDER |
| ABQZ | INTERNAL DRIVE STYLE | SLOT |
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CQFM | HARDNESS RATING | 33.0 ROCKWELL C MINIMUM OVERALL AND 37.0 ROCKWELL C MAXIMUM OVERALL |
| CRSQ | COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| FEAT | SPECIAL FEATURES | 2 THDS TAPERED |
| MATT | MATERIAL | STEEL COMP 4037 OVERALL OR STEEL COMP 8740 OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
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