AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Nut Plain Knurled |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-731-2027 (007312027) |
| NCB Code | USA (00) |
| Manufacturer | Fn Herstal Sa, Springfield Armory, Inspektorat Wsparcia Sil Zbrojnych, Manroy Engineering Ltd, Giat Industries |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| 3662001639 | fn herstal sa | nut plain knurled | RFQ |
| 7312027 | springfield armory | nut plain knurled | RFQ |
| 5310PL0918182 | inspektorat wsparcia sil zbrojnych | nut plain knurled | RFQ |
| A10433 | manroy engineering ltd | nut plain knurled | RFQ |
| 75F6021 | giat industries | nut plain knurled | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3B |
| ACTA | NUT STYLE | KNURLED |
| ACTD | NUT DIAMETER | 0.680 INCHES MINIMUM AND 0.690 INCHES MAXIMUM |
| ADBG | NUT THICKNESS | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM |
| BZRR | THREAD SERIES | UNF |
| CMLP | THREAD QUANTITY PER INCH | 24 |
| CQJX | NOMINAL THREAD SIZE | 0.375 INCHES |
| CRSQ | COUNTERSINK ANGLE | 90.0 DEGREES NOMINAL NUT |
| SFTT | SURFACE TREATMENT | PHOSPHATE OVERALL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| CQFM | HARDNESS RATING | 43.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM |
| FEAT | SPECIAL FEATURES | 12 SERRATIONS ON SIDE OPPOSITE BEARING SURFACE AND 6 NOTCHES 0.078 IN. W BY 0.040 IN. DEEP SPACED ALTERNATELY WITH SERRATIONS |
| MATT | MATERIAL | STEEL COMP 1035 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-633-CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Relevant Components for NSN - 5310-00-731-2027, 5310007312027 | ||||
| 5320-01-311-2514 (5320013112514) | 5365-01-606-7886 (5365016067886) | 5310-01-687-5946 (5310016875946) | 5331-01-345-2325 (5331013452325) | |
| 5331-01-137-6352 (5331011376352) | 5340-01-677-5187 (5340016775187) | 5310-01-215-1121 (5310012151121) | 5330-01-558-9303 (5330015589303) | |
| 5320-01-007-1870 (5320010071870) | 5365-00-542-0989 (5365005420989) | 5305-01-279-0723 (5305012790723) | 5315-01-181-8363 (5315011818363) | |
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