Whether you are in the market for NSN parts, military and defense parts, aerospace parts, or other similar product solutions, Buy Military Fasteners is your one-stop shop with an expansive selection tracing back to premier manufacturers and entities that we trust. Thank you for taking an interest in part number 51B221-29, a Northrop Grumman Systems Corporation item that is listed alongside the description “Screw Close Toleran” and the NSN 5305008020576. As part number 51B221-29 is ready for purchase on our website at any time, you are invited to fill out and submit the RFQ form provided on this page for the means of requesting a quote for your comparisons. All that we ask is that you supply us with crucial details such as your target price and expected shipping time frame, that way we can best customize a solution that caters to your unique requirements and constraints alike.
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As customers explore our vast selection, they can take advantage of services like our CAGE Code search features or database filters to quickly locate products of interest for purchase. For example, part number 51B221-29 is listed alongside the NSN 5305-00-802-0576, meaning that it also belongs to FSC 5305 Screws. With this in mind, kick off procurement with us today with assurance that we can even fulfill your most difficult needs.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 5305-00-802-0576 Item PartTypeName: SCREW,CLOSE TOLERANCE | 5305 | 008020576 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | U | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| 51B221-29 | 2 | 9 | 3 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AASB | FASTENER LENGTH | 2.073 INCHES MINIMUM AND 2.120 INCHES MAXIMUM |
| AASK | HEAD STYLE | MODIFIED PAN |
| AASL | HEAD DIAMETER | 0.361 INCHES MINIMUM AND 0.381 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.103 INCHES MINIMUM AND 0.118 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CQBC | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES GRIP |
| MATT | MATERIAL | STEEL COMP 4140 OVERALL OR STEEL COMP E4340 OVERALL OR STEEL COMP 6150 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 8740 OVERALL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.276 INCHES MINIMUM |
| ABQZ | INTERNAL DRIVE STYLE | OFFSET CRUCIFORM (TORQUE SET) |
| AHYM | NOMINAL THREAD DIAMETER | 0.190 INCHES |
| ANEE | GRIP LENGTH | 1.797 INCHES MINIMUM AND 1.827 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-8503 MIL SPEC 3RD MATERIAL RESPONSE OVERALL OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 5TH MATE |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
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