| Item Name | Screw Machine |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-484-2437 (004842437) |
| NCB Code | USA (00) |
| Manufacturer | Prestolite Electric Inc, Federal Specifications |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.250 INCHES MINIMUM |
| AASB | FASTENER LENGTH | 0.375 INCHES NOMINAL |
| AASK | HEAD STYLE | SQUARE |
| AASU | HEAD HEIGHT | 0.094 INCHES MINIMUM AND 0.125 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.234 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| AHYM | NOMINAL THREAD DIAMETER | 0.164 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CQBC | MINIMUM TENSILE STRENGTH | 60000 POUNDS PER SQUARE INCH |
| CQFM | HARDNESS RATING | 70.0 ROCKWELL B MINIMUM AND 100.0 ROCKWELL B MAXIMUM |
| CYAU | SCREW MATERIAL | STEEL |
| CYAW | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | SAE J429,GRADE 1 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A307 ASSN STD SINGLE MATERIAL RESPONSE |
| CYBA | SCREW SURFACE TREATMENT | CHROMATE |
| CYBE | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| ZZZK | SPECIFICATION/STANDARD DATA | 81348-FF-B-575 GOVERNMENT SPECIFICATION |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND 8-32UNC SIZE AND 3/8IN. LENGTH |
| ZZZW | DEPARTURE FROM CITED DOCUMENT | AS MODIFIED BY CROSS RECESSED HEAD INTERNAL WRENCHING |
| Components Related to NSN - 5305-00-484-2437, 5305004842437 | ||||
| 5325-01-017-8809 (5325010178809) | 5330-01-278-3019 (5330012783019) | 5365-01-304-3832 (5365013043832) | 5305-15-060-1487 (5305150601487) | |
| 5305-01-361-3193 (5305013613193) | 5330-01-259-4088 (5330012594088) | 5340-01-672-8342 (5340016728342) | 5342-00-452-9798 (5342004529798) | |
| 5310-01-175-0629 (5310011750629) | 5330-01-120-4149 (5330011204149) | 5331-01-441-4577 (5331014414577) | 5330-01-425-8795 (5330014258795) | |
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