| Alternative NSN: 5305-00-151-8660 |
| Item Name: Screw Shoulder |
| CAGE Code : 1FY45 , 03481 , 0ZC92 , 97928 , 27624 |
| NIIN: 001518660 |
| FSC Name: 5305 Screws |
| NCB Code: USA (00) |
| Manufacturers: aero mechanical fastening systems inc , bf goodrich aerospace , heartland precision fasteners in , huck international inc , sps technologies inc |
|
Part No Part No
|
Manufacturer |
Item Name Item Name
|
QTY QTY
|
RFQ RFQ
|
|---|---|---|---|---|
| 2R1863-921 | aero mechanical fastening systems inc | screw shoulder | Avl | |
| GS551P-4921 | aero mechanical fastening systems inc | screw shoulder | Avl | |
| 2R1465-13 | bf goodrich aerospace | screw shoulder | Avl | |
| HP6551P4-921 | heartland precision fasteners in | screw shoulder | Avl | |
| BM19070-4-921 | huck international inc | screw shoulder | Avl | |
| BM19070-921 | huck international inc | screw shoulder | Avl | |
| PBF1286-921 | sps technologies inc | screw shoulder | Avl |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.406 INCHES MINIMUM AND 0.436 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.266 INCHES MINIMUM AND 1.296 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.357 INCHES NOMINAL |
| AATN | SHOULDER DIAMETER | 0.254 INCHES MINIMUM FIRST SHOULDER AND 0.256 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 0.796 INCHES MINIMUM FIRST SHOULDER AND 0.826 INCHES MAXIMUM FIRST SHOULDER |
| ABQZ | INTERNAL DRIVE STYLE | SLOT |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES NOMINAL |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| FEAT | SPECIAL FEATURES | HALF OF TOP SURFACE OF HEAD PAINTED ORANGE |
| MATT | MATERIAL | STEEL COMP 4037 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 | UNF |
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