| Item Name | Insert Screw Thread |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5325 Fastening Devices |
| National Item Identification Number (NIIN) | 01-026-0238 (010260238) |
| NCB Code | USA (01) |
| Manufacturer | Emhart Teknologies Inc, Military Standards Corp, National Aerospace Standards Com |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 3591-4CNY500 | emhart teknologies inc | insert screw thread | 01556 | RFQ |
| 3591-4CNY0500 | emhart teknologies inc | insert screw thread | 01556 | RFQ |
| MS21209F4-20P | military standards corp | insert screw thread | 96906 | RFQ |
| MS21209F4-20P | national aerospace standards com | insert screw thread | 80205 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3B |
| ABRY | LENGTH | 0.500 INCHES NOMINAL |
| BZGJ | INSERT SIZE | 0.306 IN. MIN,0.326 IN. MAX FREE OD |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES |
| FEAT | SPECIAL FEATURES | CADMIUM PLATE 0.0001 IN. THK MAX |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | COIL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| Relevant Components for NSN - 5325-01-026-0238, 5325010260238 | ||||
| 5305-01-339-0166 (5305013390166) | 5365-01-662-5153 (5365016625153) | 5360-01-351-8647 (5360013518647) | 5305-00-452-2092 (5305004522092) | |
| 5320-01-350-0370 (5320013500370) | 5365-01-048-9619 (5365010489619) | 5330-01-329-6615 (5330013296615) | 5331-00-493-8173 (5331004938173) | |
| 5330-00-146-3153 (5330001463153) | 5305-00-052-8884 (5305000528884) | 5330-01-651-5544 (5330016515544) | 5310-00-444-5136 (5310004445136) | |
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