| Item Name | Cover Ring |
| Federal Supply Group (FSG) | Plumbing Heating and Sanitation Equipment |
| Federal Supply Class (FSC) | 4530 Fuel Burning Equipment Units |
| National Item Identification Number (NIIN) | 00-492-1854 (004921854) |
| NCB Code | USA (00) |
| Manufacturer | Hdt Expeditionary Systems Inc, Engineered Air Systems Inc, Vbm Corp, Rulon Co |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| TC270 | hdt expeditionary systems inc | cover ring | RFQ |
| 25031-27 | hdt expeditionary systems inc | cover ring | RFQ |
| TC270 | engineered air systems inc | cover ring | RFQ |
| G01212 | vbm corp | cover ring | RFQ |
| 25031-27 | rulon co | cover ring | RFQ |
| G01212 | rulon co | cover ring | RFQ |
| TC270 | vbm corp | cover ring | RFQ |
| TC270 | rulon co | cover ring | RFQ |
| 25031-27 | vbm corp | cover ring | RFQ |
| G01212 | hdt expeditionary systems inc | cover ring | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| MRC | Decoded Requirement | Clear Text Reply |
| TEXT | General Characteristics Item Description | STEEL; 0.015 IN. THK; 10.312 IN. OD; 6.312 IN. ID; ONE CONTOUR GROOVE PRESSED IN COVER; HOLE PATTERN CONSISTS OF EIGHT 0.250 IN. DIA HOLES; ONE 1.062 IN. DIA HOLE; THREE 0.375 IN. DIA HOLES |
| Relevant Components for NSN - 4530-00-492-1854, 4530004921854 | ||||
| 4510-01-098-5511 (4510010985511) | 4530-00-359-9501 (4530003599501) | 4510-01-104-9967 (4510011049967) | 4520-01-204-0450 (4520012040450) | |
| 4540-00-241-8479 (4540002418479) | 4540-00-929-7357 (4540009297357) | 4530-00-708-5459 (4530007085459) | 4540-01-257-2199 (4540012572199) | |
| 4520-01-319-0705 (4520013190705) | 4520-01-156-0649 (4520011560649) | 4520-01-351-7943 (4520013517943) | 4510-01-301-2015 (4510013012015) | |
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