| Item Name | Screw Externally Relieved Body |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-979-8987 (009798987) |
| NCB Code | USA (00) |
| Manufacturer | Brooks Automation Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASK | HEAD STYLE | DEE CHAMFER |
| AASL | HEAD DIAMETER | 0.389 INCHES MINIMUM AND 0.393 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.189 INCHES MINIMUM AND 0.205 INCHES MAXIMUM |
| AASY | DISTANCE FROM CENTERLINE TO FLAT | 0.154 INCHES MINIMUM AND 0.156 INCHES MAXIMUM |
| AAWC | FIRST DIAMETER FROM HEAD | 0.250 INCHES NOMINAL |
| AAWD | SECOND DIAMETER FROM HEAD | 0.197 INCHES MINIMUM AND 0.205 INCHES MAXIMUM |
| AAWE | THIRD DIAMETER FROM HEAD | 0.250 INCHES MAXIMUM |
| AAWF | FOURTH DIAMETER FROM HEAD | 0.186 INCHES MINIMUM AND 0.194 INCHES MAXIMUM |
| AAWH | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.125 INCHES NOMINAL |
| AAWJ | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.943 INCHES MINIMUM AND 0.959 INCHES MAXIMUM |
| AAWK | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 1.486 INCHES MINIMUM AND 1.518 INCHES MAXIMUM |
| AAWL | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FOURTH DIAMETER | 2.148 INCHES MINIMUM AND 2.196 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 20 |
| CSNG | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 4 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
| MATT | MATERIAL | STEEL COMP 4340 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| Relevant Components for NSN - 5305-00-979-8987, 5305009798987 | ||||
| 5306-00-328-4387 (5306003284387) | 5315-00-597-5584 (5315005975584) | 5305-01-348-0619 (5305013480619) | 5305-01-552-2787 (5305015522787) | |
| 5330-01-171-0634 (5330011710634) | 5325-01-387-4976 (5325013874976) | 5320-00-343-5474 (5320003435474) | 5365-00-409-4173 (5365004094173) | |
| 5325-01-631-8303 (5325016318303) | 5330-01-466-9019 (5330014669019) | 5342-01-629-8604 (5342016298604) | 5330-00-785-0730 (5330007850730) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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