| Item Name | Coupling Tube |
| 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) | 01-376-0977 (013760977) |
| NCB Code | USA (01) |
| Manufacturer | Eaton Aviation Corporation, Aar Parts Trading Inc, Jgb Enterprises Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AWLS | CONNECTION TYPE | THREADED EXTERNAL TUBE CENTER BULKHEAD |
| AWLS | CONNECTION TYPE | UNTHREADED EXTERNAL TUBE ALL ENDS |
| CQJX | NOMINAL THREAD SIZE | 2.875 INCHES CENTER BULKHEAD |
| CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 2.500 INCHES ALL ENDS |
| MATT | MATERIAL | STEEL COMP 304 OVERALL OR STEEL COMP 304L OVERALL |
| STYL | STYLE DESIGNATOR | GROOVED BOTH ENDS |
| AAJD | THREAD CLASS | 2A CENTER BULKHEAD |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AHNC | CONNECTION STYLE | GROOVED (TUBE) ALL ENDS |
| CMLP | THREAD QUANTITY PER INCH | 16 CENTER BULKHEAD |
| CWFR | NOMINAL OVERALL LENGTH | 3.250 INCHES |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UN CENTER BULKHEAD |
| Components Related to NSN - 4730-01-376-0977, 4730013760977 | ||||
| 4710-00-273-7663 (4710002737663) | 4730-01-217-4564 (4730012174564) | 4720-00-630-5106 (4720006305106) | 4730-01-078-4317 (4730010784317) | |
| 4720-00-547-5682 (4720005475682) | 4730-66-051-7184 (4730660517184) | 4730-00-958-6476 (4730009586476) | 4730-01-375-8686 (4730013758686) | |
| 4730-01-025-3236 (4730010253236) | 4720-00-719-5991 (4720007195991) | 4730-15-068-5734 (4730150685734) | 4720-01-363-7179 (4720013637179) | |
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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