| Item Name | Bolt Close Tolerance |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5306 Bolts |
| National Item Identification Number (NIIN) | 00-775-3360 (007753360) |
| NCB Code | USA (00) |
| Manufacturer | Northrop Grumman Systems Corporation, Huck International Inc, Alcoa Global Fasteners Inc, Hi Shear Corporation, Northrop Grumman Technical Services Inc, Sps Technologies Inc, Lisi Aerospace Canada Corp |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 51B464-5A32 | northrop grumman systems corporation | bolt close tolerance | 76823 | RFQ |
| 51B464-5A32 | huck international inc | bolt close tolerance | 97928 | RFQ |
| 51B464-5A32 | alcoa global fasteners inc | bolt close tolerance | 92215 | RFQ |
| 51B464-5A32 | hi shear corporation | bolt close tolerance | 73197 | RFQ |
| 51B464-5A32 | northrop grumman technical services inc | bolt close tolerance | 0jrc1 | RFQ |
| 51B464-5A32 | sps technologies inc | bolt close tolerance | 80539 | RFQ |
| 51B464-5A32 | lisi aerospace canada corp | bolt close tolerance | l4528 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASK | HEAD STYLE | HEXAGON |
| AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |
| ANEE | GRIP LENGTH | 2.000 INCHES NOMINAL |
| CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES GRIP |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES THREADS |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| AASA | THREAD LENGTH | 0.375 INCHES MINIMUM |
| AASU | HEAD HEIGHT | 0.156 INCHES NOMINAL |
| AATB | WIDTH BETWEEN FLATS | 0.500 INCHES NOMINAL |
| AAUR | GRIP DIAMETER | 0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CQBC | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
| MATT | MATERIAL | STEEL COMP 4140 OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| ZZZK | SPECIFICATION/STANDARD DATA | 76823-51B464 MANUFACTURERS STANDARD |
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASB | FASTENER LENGTH | 2.375 INCHES NOMINAL |
| Relevant Components for NSN - 5306-00-775-3360, 5306007753360 | ||||
| 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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