| Item Name | Screw Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 01-407-9498 (014079498) |
| NCB Code | USA (01) |
| Manufacturer | Hi Shear Corporation, Federal Mogul Corporation, Sps Technologies Inc, Lisi Aerospace Canada Corp |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| HR258-4-10L | hi shear corporation | screw close tolerance | 73197 | RFQ |
| 03A416-4-10L | federal mogul corporation | screw close tolerance | 1w025 | RFQ |
| 03A416-4-10L | sps technologies inc | screw close tolerance | 56878 | RFQ |
| 125301-4-10L | sps technologies inc | screw close tolerance | 80539 | RFQ |
| HR258-4-10L | lisi aerospace canada corp | screw close tolerance | l4528 | RFQ |
| PBF1571-4-10L | sps technologies inc | screw close tolerance | 27624 | RFQ |
| 125300-4-10L | sps technologies inc | screw close tolerance | 80539 | RFQ |
| HR257-4-10L | hi shear corporation | screw close tolerance | 73197 | RFQ |
| HR257-4-10L | lisi aerospace canada corp | screw close tolerance | l4528 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.403 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 1.013 INCHES MINIMUM AND 1.043 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.438 INCHES MINIMUM AND 0.511 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | OFFSET CRUCIFORM (TORQUE SET) |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| ANEE | GRIP LENGTH | 0.615 INCHES MINIMUM AND 0.635 INCHES MAXIMUM |
| CBBL | FEATURES PROVIDED | DRY FILM LUBRICANT |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CQBC | MINIMUM TENSILE STRENGTH | 240000 POUNDS PER SQUARE INCH |
| CQHQ | MINIMUM YIELD STRENGTH | 132000 POUNDS PER SQUARE INCH |
| CRSQ | COUNTERSINK ANGLE | 129.0 DEGREES MINIMUM AND 131.0 DEGREES MAXIMUM |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES GRIP |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES THREADS |
| MATT | MATERIAL | COBALT COMP MP-35-N OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5844 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5305-01-407-9498, 5305014079498 | ||||
| 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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