| Item Name | Screw Cap Socket Head |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-166-2608 (011662608) |
| NCB Code | USA (01) |
| Manufacturer | Nylok Corporation |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| P37CRBM2.5X.48R6MME | nylok corporation | screw cap socket head | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 5.500 MILLIMETERS MINIMUM AND 6.000 MILLIMETERS MAXIMUM |
| AASB | FASTENER LENGTH | 7.850 MILLIMETERS NOMINAL |
| AASK | HEAD STYLE | PAN |
| AASL | HEAD DIAMETER | 4.600 MILLIMETERS MINIMUM AND 4.900 MILLIMETERS MAXIMUM |
| AASU | HEAD HEIGHT | 1.840 MILLIMETERS MINIMUM AND 1.860 MILLIMETERS MAXIMUM |
| AAUM | LOCKING FEATURE | PATCH THREADS |
| ABQZ | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| AHYM | NOMINAL THREAD DIAMETER | 2.5 MILLIMETERS |
| CQQR | THREAD PITCH IN MILLIMETERS | 0.48 |
| CQWR | EXTERNAL THREAD TOLERANCE CLASS | 4H6H |
| MATT | MATERIAL | STEEL OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | M |
| Relevant Components for NSN - 5305-01-166-2608, 5305011662608 | ||||
| 5320-01-318-6843 (5320013186843) | 5340-01-557-4760 (5340015574760) | 5340-00-336-3776 (5340003363776) | 5340-01-560-8528 (5340015608528) | |
| 5330-01-684-2979 (5330016842979) | 5310-01-185-8686 (5310011858686) | 5360-00-394-4491 (5360003944491) | 5320-01-267-6376 (5320012676376) | |
| 5315-00-432-8021 (5315004328021) | 5315-01-271-9296 (5315012719296) | 5340-01-353-1927 (5340013531927) | 5320-01-413-1816 (5320014131816) | |
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