Aerospace Performance Parts is pleased to offer immediate purchasing options for Crescent Manufacturing Company part number 3M991-4-6, which you have taken interest in. This Screw Cap Socket Head item is listed alongside the NSN 5305-00-983-6661 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 3M991-4-6 or any other FSC 5305 Screws components we carry from Crescent Manufacturing Company under CAGE Code 63020, 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 5305-00-983-6661 part number 3M991-4-6 today, knowing we will support all your operational needs with care.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 5305-00-983-6661 Item PartTypeName: SCREW,CAP,SOCKET HEAD | 5305 | 009836661 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | A | 0 | ||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| 5305-00-983-6661 | 3 | 9 | 5 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.425 INCHES NOMINAL |
| AASB | FASTENER LENGTH | 0.785 INCHES MINIMUM AND 0.815 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT CHAMFER |
| AASL | HEAD DIAMETER | 0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | HEXAGON |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| ASDB | WIDTH ACROSS FLATS | 0.187 INCHES MINIMUM AND 0.190 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CQBC | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| CQHQ | MINIMUM YIELD STRENGTH | 130000 POUNDS PER SQUARE INCH |
| MATT | MATERIAL | STEEL OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
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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