Aerospace Performance Parts is pleased to offer immediate purchasing options for Fastener Innovation Technology Inc part number ST3M557-4-21, which you have taken interest in. This Screw Close Tolerance item is listed alongside the NSN 5305-01-591-0047 for ease of identification, with various additional information provided on this page for your reference. Should you wish to obtain solutions on this particular listing, we invite you to complete the Request for Quote (RFQ) form on this page at your earliest convenience. Responses are always offered shortly after we receive and review each request, with solutions we give being fully based on the details we are provided.
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If you happen to require expedited shipping for part number ST3M557-4-21 or any other FSC 5305 Screws components we carry from Fastener Innovation Technology Inc under CAGE Code 58998, be sure to let us know as soon as possible. We would be happy to discuss the options that we can potentially provide, our track record of on-time delivery being a testament to our dedication to customer satisfaction. You can either include such details within your request, or get in touch with staff directly. Otherwise, request a quote on NSN 5305-01-591-0047 part number ST3M557-4-21 today, knowing we will support all your operational needs with care.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 5305-01-591-0047 Item PartTypeName: SCREW,CLOSE TOLERANCE | 5305 | 015910047 | 0 | N | A | |
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | A | A | 0 | |||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| ST3M557-421 | 5 | 2 | 5 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASB | FASTENER LENGTH | 1.767 INCHES MINIMUM AND 1.797 INCHES MAXIMUM |
| AAJD | THREAD CLASS | 3A |
| FEAT | SPECIAL FEATURES | HEAD HAS A 1.40 DEGREE RADIUS DOME |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| ABQZ | INTERNAL DRIVE STYLE | HIGH-TORQUE |
| AAUR | GRIP DIAMETER | 0.249 NOMINAL MILS AND 0.250 NOMINAL CENTIMETERS |
| AASK | HEAD STYLE | FILLISTER COUNTERSUNK |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATT | MATERIAL | NICKEL ALLOY 718 OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2700, METHOD 1 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| ANEE | GRIP LENGTH | 1.313 INCHES NOMINAL |
| ABQJ | POINT STYLE | FLAT |
| AASU | HEAD HEIGHT | 0.015 INCHES MAXIMUM |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.469 INCHES NOMINAL |
| AAUY | POINT LENGTH | 0.045 INCHES NOMINAL |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CWDK | POINT CHAMFER ANGLE | 45.0 MAXIMUM OF STANDARD RANGE SINGLE TREATMENT RESPONSE |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW, CLOSE TOLERANCE, 100 DEG COUNTERSUNK, REDUCED HEAD, HI-TORQUE, NON-MAGNETIC CRES (125 KSI FSU) |
| AASL | HEAD DIAMETER | 0.390 INCHES MINIMUM AND 0.395 INCHES MAXIMUM |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
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