| Item Name | Bolt Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 01-030-4657 (010304657) |
| NCB Code | USA (01) |
| Manufacturer | Hi Shear Corporation, Sps Technologies Inc, B And B Specialties Inc, Huck International Inc, Alcoa Global Fasteners Inc, Lisi Aerospace Canada Corp, Saturn Fasteners Inc, Heartland Precision Fasteners In, Valley Todeco Inc, Sonic Industries Inc, Boeing Company The, Reid Products Inc, J M Precision Inc, Fastener Innovation Technology Inc, Houston Precision Fastener L L C, Space Lok Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| MB84-4D27 | hi shear corporation | bolt close tolerance | 73197 | RFQ |
| 74328-4D27 | sps technologies inc | bolt close tolerance | 80539 | RFQ |
| SLB253-4D27 | b and b specialties inc | bolt close tolerance | 1em77 | RFQ |
| BM3326-4D27 | huck international inc | bolt close tolerance | 97928 | RFQ |
| ST3M571-4D27 | alcoa global fasteners inc | bolt close tolerance | 92215 | RFQ |
| MB84-4D27 | lisi aerospace canada corp | bolt close tolerance | l4528 | RFQ |
| AIC752-4D27 | sps technologies inc | bolt close tolerance | 06725 | RFQ |
| S371-4D27 | huck international inc | bolt close tolerance | 97928 | RFQ |
| SLB253-4D27 | saturn fasteners inc | bolt close tolerance | 0k6z0 | RFQ |
| SLB253-4D27 | heartland precision fasteners in | bolt close tolerance | 0zc92 | RFQ |
| PBF23T4PD27 | sps technologies inc | bolt close tolerance | 27624 | RFQ |
| GS1030-4D27 | b and b specialties inc | bolt close tolerance | 1em77 | RFQ |
| VAL23033-4D27 | valley todeco inc | bolt close tolerance | 06710 | RFQ |
| S11-1059-4D27 | sonic industries inc | bolt close tolerance | 57928 | RFQ |
| ST3M571-4D27 | boeing company the | bolt close tolerance | 76301 | RFQ |
| SLB253-4D27 | reid products inc | bolt close tolerance | 59563 | RFQ |
| ST3M571-4D27 | j m precision inc | bolt close tolerance | 0jv78 | RFQ |
| SLB253-4D27 | fastener innovation technology inc | bolt close tolerance | 58998 | RFQ |
| SLB253-4D27 | houston precision fastener l l c | bolt close tolerance | 1vsl7 | RFQ |
| SLB253-4D27 | space lok inc | bolt close tolerance | 16258 | RFQ |
| ST3M571-4D27 | sps technologies inc | bolt close tolerance | 56878 | RFQ |
| VS3060-4D27 | alcoa global fasteners inc | bolt close tolerance | 92215 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.443 INCHES MINIMUM AND 0.493 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 2.141 INCHES MINIMUM AND 2.171 INCHES MAXIMUM |
| AASK | HEAD STYLE | DOUBLE HEXAGON W/HOLE |
| AASU | HEAD HEIGHT | 0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM |
| AATC | EXTENDED WASHER DIAMETER | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| AATD | EXTENDED WASHER THICKNESS | 0.059 INCHES MINIMUM AND 0.079 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES MINIMUM FIRST HOLE AND 0.081 INCHES MAXIMUM FIRST HOLE |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| ANEE | GRIP LENGTH | 1.678 INCHES MINIMUM AND 1.698 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.949 INCHES MINIMUM FIRST HOLE AND 1.989 INCHES MAXIMUM FIRST HOLE |
| MATT | MATERIAL | STEEL COMP XM-13 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
| Relevant Components for NSN - 5306-01-030-4657, 5306010304657 | ||||
| 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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