AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
| Item Name | Block Wear |
| Federal Supply Group (FSG) | Plumbing Heating and Sanitation Equipment |
| Federal Supply Class (FSC) | 4520 Space And Water Heating Equipment |
| National Item Identification Number (NIIN) | 00-630-5075 (006305075) |
| NCB Code | USA (00) |
| Manufacturer | Snydergeneral Corp, Hdt Expeditionary Systems Inc, Engineered Air Systems Inc, Drs Environmental Systems Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| TEXT | General Characteristics Item Description | LAYERED COMPRESSED PLASTIC; O/A DIM.; 3.250 IN. LG; 1.750 IN. W; 0.750 IN. THK; FOUR 0.217 IN. IDA MTG HOLES; 2.750 IN. C TOC ALONG THE LG; 1.000 IN. C TO C ALONG THE W; 0.250 IN. FROM OUTSIDE EDGE ALONG THE LG TO CENTER OF HOLES; 0.312 IN. FROM 0UTSIDE EDGE ALONG THE W TO CENTER OF HOLES; OVAL-SHAPED CENTER HOLE 0.875 IN. LG BY 0.220 IN. W; DIAGONAL SPLIT 45 DEG ON ONE SIDE OF CENTER HOLE THRU ITEM 0.125 IN. W |
| Relevant Components for NSN - 4520-00-630-5075, 4520006305075 | ||||
| 4530-00-375-1696 (4530003751696) | 4520-01-244-4508 (4520012444508) | 4520-01-433-7164 (4520014337164) | 4510-01-056-9005 (4510010569005) | |
| 4520-01-313-6000 (4520013136000) | 4540-00-411-8589 (4540004118589) | 4520-01-388-1268 (4520013881268) | 4540-01-225-1310 (4540012251310) | |
| 4520-01-275-0041 (4520012750041) | 4520-01-163-1148 (4520011631148) | 4520-01-261-6553 (4520012616553) | 4540-01-122-4182 (4540011224182) | |
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