| Item Name | Screw Close Toleran |
| INC Code | 29294 |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-121-8885 (001218885) |
| NCB Code | USA (00) |
| Manufacturer | Alcoa Global Fasteners Inc, Avibank Mfg Inc, Military Standards Corp, National Aerospace Standards Com, Sps Technologies Inc |
| Associated Parts Numbers of NSN 5305-00-121-8885 | ||||||
|---|---|---|---|---|---|---|
| Part Number | Manufacturer | Item Name | Cage Code | Type | Status | RFQ |
| CA4520-4-13 | alcoa global fasteners inc | screw close toleran | 29372 | A | A | RFQ |
| AS195-4-13 | avibank mfg inc | screw close toleran | 84256 | A | A | RFQ |
| MS27577-4-13 | military standards corp | screw close toleran | 96906 | NSN | Avl | RFQ |
| MS27577-4-13 | national aerospace standards com | screw close toleran | 80205 | C | A | RFQ |
| 106466-4-13 | sps technologies inc | screw close toleran | 80539 | A | A | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.283 INCHES MINIMUM AND 0.334 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.231 INCHES MINIMUM AND 1.251 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.449 INCHES MINIMUM AND 0.507 INCHES MAXIMUM |
| AAUM | LOCKING FEATURE | DETENT BALL GRIP |
| AAUR | GRIP DIAMETER | 0.2483 INCHES MINIMUM AND 0.2492 INCHES MAXIMUM |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES MINIMUM AND 0.086 INCHES MAXIMUM FIRST HOLE |
| ABQZ | INTERNAL DRIVE STYLE | HIGH-TORQUE |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| ANEE | GRIP LENGTH | 0.812 INCHES MINIMUM AND 0.828 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 41.0 ROCKWELL C MAXIMUM OVERALL |
| CRSQ | COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.131 INCHES MINIMUM AND 1.161 INCHES MAXIMUM FIRST HOLE |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES GRIP |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES TOP OF HEAD |
| MATT | MATERIAL | STEEL OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-B-83050 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5305-00-121-8885, 5305001218885 | ||||
| 5305-01-617-9874 (5305016179874) | 5305-01-668-9978 (5305016689978) | 5305-01-173-9299 (5305011739299) | 5305-00-921-1414 (5305009211414) | |
| 5305-01-702-9643 (5305017029643) | 5305-01-484-2003 (5305014842003) | 5305-01-603-8572 (5305016038572) | 5305-00-964-2725 (5305009642725) | |
| 5305-01-524-9475 (5305015249475) | 5305-00-151-3048 (5305001513048) | 5305-01-292-9548 (5305012929548) | 5305-01-652-3165 (5305016523165) | |
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AS9120B and ISO 9001:2015 |
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Aviation Suppliers Association Member |
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FAA AC 0056B Accredited |
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AS 6081:2012 Certification |
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ESD S20.20-2014 Certification |
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