| Item Name | Coupling Boss |
| Federal Supply Group (FSG) | Pipe Tubing Hose and Fittings |
| Federal Supply Class (FSC) | 4730 Hose Pipe Tube Lubrication and Railing Fittings |
| National Item Identification Number (NIIN) | 00-201-9588 (002019588) |
| NCB Code | USA (00) |
| Manufacturer | Rockwell Collins Inc, Lockheed Martin Corporation, Lockheed Martin Services Inc, Northrop Grumman Systems Corporation |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 21603 | rockwell collins inc | coupling boss | 17610 | RFQ |
| 21603-1 | rockwell collins inc | coupling boss | 17610 | RFQ |
| 21603-2 | rockwell collins inc | coupling boss | 17610 | RFQ |
| 21603-2 | lockheed martin corporation | coupling boss | 98897 | RFQ |
| 21603-2 | lockheed martin services inc | coupling boss | 1wl60 | RFQ |
| A51K9035-5 | northrop grumman systems corporation | coupling boss | 26512 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3B ALL ENDS |
| AHNC | CONNECTION STYLE | GASKET SEAL (BOSS) ALL ENDS |
| AWLS | CONNECTION TYPE | THREADED INTERNAL BOSS ALL ENDS |
| CQJX | NOMINAL THREAD SIZE | 0.250 INCHES ALL ENDS |
| CWFR | NOMINAL OVERALL LENGTH | 1.650 INCHES |
| FEAT | SPECIAL FEATURES | LOCKWIRE HOLE 0.620 IN. FROM SECOND END,0.057 IN. DIA,BULKHEAD,UNEF THD SERIES,0.625 IN. THD SIZE FIRST END |
| MATT | MATERIAL | ALUMINUM ALLOY 6061 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/8,T651 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | ANODIZE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | RIGID,SHORT CENTER WRENCHING FACILITY |
| THSD | THREAD SERIES DESIGNATOR | UNF ALL ENDS |
| Components Related to NSN - 4730-00-201-9588, 4730002019588 | ||||
| 4730-00-702-6296 (4730007026296) | 4730-00-971-8674 (4730009718674) | 4720-01-140-6288 (4720011406288) | 4720-01-098-4139 (4720010984139) | |
| 4710-00-278-8724 (4710002788724) | 4730-00-054-6290 (4730000546290) | 4720-01-526-0756 (4720015260756) | 4720-01-296-2356 (4720012962356) | |
| 4720-01-682-1889 (4720016821889) | 4720-01-534-6074 (4720015346074) | 4710-00-902-4878 (4710009024878) | 4730-01-568-5867 (4730015685867) | |
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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