| Item Name | Screw Shoulder |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-097-9406 (010979406) |
| NCB Code | USA (01) |
| Manufacturer | Telemechanics Inc, American Telephone And Telegraph Co, Zf Industrieantriebe Witten Gmbh |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.287 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 1.590 INCHES NOMINAL |
| AASK | HEAD STYLE | HEXAGON |
| AASU | HEAD HEIGHT | 0.083 INCHES MINIMUM AND 0.103 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.312 INCHES NOMINAL |
| AATN | SHOULDER DIAMETER | 0.188 INCHES NOMINAL FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 1.195 INCHES NOMINAL FIRST SHOULDER |
| ABQZ | INTERNAL DRIVE STYLE | SLOT |
| AHYM | NOMINAL THREAD DIAMETER | 0.138 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 40 |
| CQFM | HARDNESS RATING | 63.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 85.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM OVERALL |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| FEAT | SPECIAL FEATURES | INTERRUPTION 0.468 IN. FROM BEARING SURFACE OF HEAD WITH A LENGTH OF 0.029 MIN AND 0.032 MAX |
| MATT | MATERIAL | STEEL OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 31,049 FSCM 59433 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | NICKEL OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | 10.055 METHOD B FSCM 59433 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Relevant Components for NSN - 5305-01-097-9406, 5305010979406 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
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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